[ACA-1917] Extensions - evaluate actions for locked files (#858)

* locked file evaluator

* add extension reference

* update docs

* disable versioning for locked files

* disable metadata edit for locked files

* update e2e

src/app/extensions/core.extensions.module.ts

@@ -114,6 +114,7 @@ export class CoreExtensionsModule {
       'app.selection.file': app.hasFileSelected,
       'app.selection.file.canShare': app.canShareFile,
       'app.selection.file.isShared': app.isShared,
+      'app.selection.file.isLocked': app.hasLockedFiles,
       'app.selection.library': app.hasLibrarySelected,
       'app.selection.isPrivateLibrary': app.isPrivateLibrary,
       'app.selection.hasLibraryRole': app.hasLibraryRole,