Update CODEOWNERS to capture bump_version

.github/CODEOWNERS

@@ -1,4 +1,9 @@
-# Joshua must review all changes to deployment and build.sh
-.ci/*           @joshuaboniface
-deployment/*    @joshuaboniface
-build.sh        @joshuaboniface
+# Joshua must review all changes to bump_version and any files it touches
+bump_version                                            @joshuaboniface
+.github/                                                @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