git: Updated issue templates (#807)

* add "Additional context" option for feature request

* use placeholder instead of value

* Ask for installation type in bug reports

.github/ISSUE_TEMPLATE/bug_report.yaml

@@ -39,10 +39,17 @@ body:
     label: ImHex Build Type
     options:
     - label: Nightly or built from sources
+- type: input
+  attributes:
+    label: Installation type
+    description: |
+      How did you install ImHex ? MSI/Portable/DMG/AppImage/Fedora package/etc..
+  validations:
+    required: true
 - type: textarea
   attributes:
     label: Additional context?
-    value: |
+    placeholder: |
       - Additional information about your environment.
       - If possible and useful, please upload the binary you've been editing when the bug occurred.
   validations:

.github/ISSUE_TEMPLATE/feature_request.yaml

@@ -20,3 +20,6 @@ body:
     label: Request Type
     options:
       - label: I can provide a PoC for this feature or am willing to work on it myself and submit a PR
+- type: textarea
+  attributes:
+    label: Additional context?