Update list of modules that can be disabled in Optimizing for size

This list was confirmed to be working for the 2D platformer demo
(with missing background music if the Ogg/Vorbis modules are left
disabled).

This also removes the platform options from each example as SCons
uses autodetection by default now.

contributing/development/compiling/optimizing_for_size.rst

@@ -61,7 +61,7 @@ To enable this, set the ``optimize`` flag to ``size``:
 
 ::
 
-    scons p=windows target=template_release optimize=size
+    scons target=template_release optimize=size
 
 Some platforms such as WebAssembly already use this mode by default.
 
@@ -79,7 +79,7 @@ and MSVC compilers:
 
 ::
 
-    scons p=windows target=template_release lto=full
+    scons target=template_release lto=full
 
 Linking becomes much slower and more RAM-consuming with this option,
 so it should be used only for release builds:
@@ -100,7 +100,7 @@ For 2D games, having the whole 3D engine available usually makes no sense. Becau
 
 ::
 
-    scons p=windows target=template_release disable_3d=yes
+    scons target=template_release disable_3d=yes
 
 Tools must be disabled in order to use this flag, as the editor is not designed
 to operate without 3D support. Without it, the binary size can be reduced
@@ -118,7 +118,7 @@ TextEdit or GraphEdit. They can be disabled using a build flag:
 
 ::
 
-    scons p=windows target=template_release disable_advanced_gui=yes
+    scons target=template_release disable_advanced_gui=yes
 
 This is everything that will be disabled:
 
@@ -167,12 +167,12 @@ a lot of them:
 
 ::
 
-    scons p=windows target=template_release module_arkit_enabled=no module_assimp_enabled=no module_bmp_enabled=no module_bullet_enabled=no module_camera_enabled=no module_csg_enabled=no module_dds_enabled=no module_enet_enabled=no module_etc_enabled=no module_gdnative_enabled=no module_gridmap_enabled=no module_hdr_enabled=no module_jsonrpc_enabled=no module_mbedtls_enabled=no module_mobile_vr_enabled=no module_opensimplex_enabled=no module_pvr_enabled=no module_recast_enabled=no module_regex_enabled=no module_squish_enabled=no module_svg_enabled=no module_tga_enabled=no module_theora_enabled=no module_tinyexr_enabled=no module_upnp_enabled=no module_vhacd_enabled=no module_vorbis_enabled=no module_webrtc_enabled=no module_websocket_enabled=no module_xatlas_unwrap_enabled=no
+    scons target=template_release module_basis_universal_enabled=no module_bmp_enabled=no module_camera_enabled=no module_csg_enabled=no module_dds_enabled=no module_enet_enabled=no module_gridmap_enabled=no module_hdr_enabled=no module_jsonrpc_enabled=no module_ktx_enabled=no module_mbedtls_enabled=no module_meshoptimizer_enabled=no module_minimp3_enabled=no module_mobile_vr_enabled=no module_msdfgen_enabled=no module_multiplayer_enabled=no module_noise_enabled=no module_navigation_enabled=no module_ogg_enabled=no module_openxr_enabled=no module_raycast_enabled=no module_regex_enabled=no module_squish_enabled=no module_svg_enabled=no module_tga_enabled=no module_theora_enabled=no module_tinyexr_enabled=no module_upnp_enabled=no module_vhacd_enabled=no module_vorbis_enabled=no module_webrtc_enabled=no module_websocket_enabled=no module_webxr_enabled=no module_zip_enabled=no
 
 If this proves not to work for your use case, you should review the list of
-modules and see which ones you actually still need for your game (e.g. you
-might want to keep networking-related modules, regex support, or theora
-to play videos).
+modules and see which ones you actually still need for your game (e.g. you might
+want to keep networking-related modules, regex support,
+``minimp3``/``ogg``/``vorbis`` to play music, or ``theora`` to play videos).
 
 Alternatively, you can supply a list of disabled modules by creating
 ``custom.py`` at the root of the source, with the contents similar to the
@@ -182,23 +182,27 @@ following:
 
     # custom.py
 
-    module_arkit_enabled = "no"
-    module_assimp_enabled = "no"
+    module_basis_universal_enabled = "no"
     module_bmp_enabled = "no"
-    module_bullet_enabled = "no"
     module_camera_enabled = "no"
     module_csg_enabled = "no"
     module_dds_enabled = "no"
     module_enet_enabled = "no"
-    module_etc_enabled = "no"
     module_gridmap_enabled = "no"
     module_hdr_enabled = "no"
     module_jsonrpc_enabled = "no"
+    module_ktx_enabled = "no"
     module_mbedtls_enabled = "no"
+    module_meshoptimizer_enabled = "no"
+    module_minimp3_enabled = "no"
     module_mobile_vr_enabled = "no"
-    module_opensimplex_enabled = "no"
-    module_pvr_enabled = "no"
-    module_recast_enabled = "no"
+    module_msdfgen_enabled= "no"
+    module_multiplayer_enabled = "no"
+    module_noise_enabled = "no"
+    module_navigation_enabled = "no"
+    module_ogg_enabled = "no"
+    module_openxr_enabled = "no"
+    module_raycast_enabled = "no"
     module_regex_enabled = "no"
     module_squish_enabled = "no"
     module_svg_enabled = "no"
@@ -210,7 +214,8 @@ following:
     module_vorbis_enabled = "no"
     module_webrtc_enabled = "no"
     module_websocket_enabled = "no"
-    module_xatlas_unwrap_enabled = "no"
+    module_webxr_enabled = "no"
+    module_zip_enabled = "no"
 
 .. seealso::