Fix a few small bugs in Gitea templates.

.gitea/issue_template/bug_report.yaml

@@ -27,8 +27,8 @@ body:
         are reporting. Provide all the information you have, and do
         some investigating to ensure you are providing a legitimate
         issue report that is well thought out.
-      validations:
-        required: true
+    validations:
+      required: true
   - type: textarea
     attributes:
       label: Log Output

.gitea/issue_template/config.yaml

@@ -3,5 +3,5 @@ contact_links:
   - name: General Matrix Room
   - url: https://matrix.to/#/#telodendria-general:bancino.net
   - about: |
-	General discussion on Telodendria happens in this Matrix room. You
-	may get quicker feedback from there.
+      General discussion on Telodendria happens in this Matrix room. You
+      may get quicker feedback from there.