Add ortho to readme

keyboards/dcpedit/modmmm/readme.md

@@ -1,6 +1,7 @@
 # Mod Mmm
 
 ![Mod Mmm](https://i.imgur.com/oMP5RlJ.jpeg)
+![Mod Mmm Ortholinear](https://i.imgur.com/g60BMQH.jpeg)
 
 Replacement PCB for the IBM Model M keyboard.
 
@@ -10,11 +11,17 @@ Replacement PCB for the IBM Model M keyboard.
 
 Make example for this keyboard (after setting up your build environment):
 
-    make dcpedit/mod-mmm:default
+    make dcpedit/mod-mmm/standard:default
 
 Flashing example for this keyboard:
 
-    make dcpedit/mod-mmm:default:flash
+    make dcpedit/mod-mmm/standard:default:flash
+
+For the ortholinear PCB, use the following commands to build and flash:
+
+    make dcpedit/mod-mmm/ortho:default
+    make dcpedit/mod-mmm/ortho:default:flash
+
 
 See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).