update docs to remove /alpha

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

docs/features/software-templates/authorizing-scaffolder-template-details.md

@@ -281,7 +281,7 @@ const backend = createBackend();
 // Other plugins...
 
 /* highlight-add-start */
-backend.add(import('@backstage/plugin-permission-backend/alpha'));
+backend.add(import('@backstage/plugin-permission-backend'));
 backend.add(customPermissionBackendModule);
 /* highlight-add-end */
 ```

docs/features/software-templates/builtin-actions.md

@@ -35,16 +35,16 @@ import { createBackend } from '@backstage/backend-defaults';
 
 const backend = createBackend();
 
-backend.add(import('@backstage/plugin-app-backend/alpha'));
+backend.add(import('@backstage/plugin-app-backend'));
 
 // catalog plugin
-backend.add(import('@backstage/plugin-catalog-backend/alpha'));
+backend.add(import('@backstage/plugin-catalog-backend'));
 backend.add(
   import('@backstage/plugin-catalog-backend-module-scaffolder-entity-model'),
 );
 
 // scaffolder plugin
-backend.add(import('@backstage/plugin-scaffolder-backend/alpha'));
+backend.add(import('@backstage/plugin-scaffolder-backend'));
 /* highlight-add-next-line */
 backend.add(import('@backstage/plugin-scaffolder-backend-module-github'));
 

docs/features/software-templates/writing-custom-actions.md

@@ -195,7 +195,7 @@ const scaffolderModuleCustomExtensions = createBackendModule({
 /* highlight-add-end */
 
 const backend = createBackend();
-backend.add(import('@backstage/plugin-scaffolder-backend/alpha'));
+backend.add(import('@backstage/plugin-scaffolder-backend'));
 /* highlight-add-next-line */
 backend.add(scaffolderModuleCustomExtensions);
 ```

docs/features/software-templates/writing-templates.md

@@ -889,7 +889,7 @@ const scaffolderModuleCustomFilters = createBackendModule({
 /* highlight-add-end */
 
 const backend = createBackend();
-backend.add(import('@backstage/plugin-scaffolder-backend/alpha'));
+backend.add(import('@backstage/plugin-scaffolder-backend'));
 /* highlight-add-next-line */
 backend.add(scaffolderModuleCustomFilters);
 ```