New: Kometa metadata file creation disabled

(cherry picked from commit c62fc9d05bb9e1fe51b454d78e80bd9250e31f89)

Closes #10738

frontend/src/App/State/MetadataAppState.ts

@@ -0,0 +1,6 @@
+import { AppSectionProviderState } from 'App/State/AppSectionState';
+import Metadata from 'typings/Metadata';
+
+interface MetadataAppState extends AppSectionProviderState<Metadata> {}
+
+export default MetadataAppState;