Update issue templates

.github/ISSUE_TEMPLATE/patch-bug.yaml

@@ -0,0 +1,55 @@
+name: Report a problem with a patch
+description: Something is wrong with a patch that doesn't affect regular GTK3
+labels: ["patch bug", "help wanted"]
+body:
+  - type: textarea
+    id: description
+    attributes:
+      label: "Bug Description"
+      description: A clear and concise description of what the bug is, and only affects this patched version of GTK 3.
+    validations:
+      required: true
+
+  - type: textarea
+    id: expected
+    attributes:
+      label: "Expected Behaviour"
+      description: What should be happening?
+    validations:
+      required: true
+
+  - type: textarea
+    id: screenshots
+    attributes:
+      label: "Screenshots"
+      description: If applicable, any visual aids showing the problem.
+      placeholder: Drag and drop to upload
+    validations:
+      required: false
+
+  - type: input
+    id: os
+    attributes:
+      label: Operating System
+      description:
+      placeholder: 'Arch Linux'
+    validations:
+      required: true
+
+  - type: input
+    id: desktop
+    attributes:
+      label: Desktop Environment
+      description:
+      placeholder: 'KDE'
+    validations:
+      required: true
+
+  - type: input
+    id: version
+    attributes:
+      label: gtk3-classic Version
+      description:
+      placeholder: '3.24.40'
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/suggest-patch.yaml

@@ -0,0 +1,28 @@
+name: Suggest a new patch
+description: A nice to have, but this requires a knowledgeable C programmer to implement them.
+labels: ["patch feature request", "help wanted"]
+body:
+  - type: textarea
+    id: description
+    attributes:
+      label: "What should be patched?"
+      description: Describe the functionality or style that should be changed. Was this a behaviour observed in an older GTK version?
+    validations:
+      required: true
+
+  - type: textarea
+    id: screenshots
+    attributes:
+      label: "Screenshots"
+      description: If applicable, how does it look under GTK3 today?
+      placeholder: Drag and drop to upload
+    validations:
+      required: false
+
+  - type: textarea
+    id: commits
+    attributes:
+      label: "Commits"
+      description: Are there any commits to use as a reference? https://gitlab.gnome.org/GNOME/gtk
+    validations:
+      required: true