Improve handling of .github dir

.github/CODEOWNERS

@@ -1,9 +1,11 @@
 # Joshua must review all changes to bump_version and any files it touches
 bump_version                                            @joshuaboniface
-.github/                                                @joshuaboniface
+.github/ISSUE_TEMPLATE                                  @joshuaboniface
 MediaBrowser.Common/MediaBrowser.Common.csproj          @joshuaboniface
 Jellyfin.Data/Jellyfin.Data.csproj                      @joshuaboniface
 MediaBrowser.Controller/MediaBrowser.Controller.csproj  @joshuaboniface
 MediaBrowser.Model/MediaBrowser.Model.csproj            @joshuaboniface
 Emby.Naming/Emby.Naming.csproj                          @joshuaboniface
 src/Jellyfin.Extensions/Jellyfin.Extensions.csproj      @joshuaboniface
+# Core must approve all changes within the repo config
+.github/                                                @jellyfin/core