Remove all references to the navigation areas (#41205)

* Remove the mention of navigation-area.php

* Remove navigation areas from tests

* Restore the console warning expectation

lib/blocks.php

@@ -71,7 +71,6 @@ function gutenberg_reregister_core_block_types() {
 				'latest-posts.php'                 => 'core/latest-posts',
 				'loginout.php'                     => 'core/loginout',
 				'navigation.php'                   => 'core/navigation',
-				'navigation-area.php'              => 'core/navigation-area',
 				'navigation-link.php'              => 'core/navigation-link',
 				'navigation-submenu.php'           => 'core/navigation-submenu',
 				'page-list.php'                    => 'core/page-list',

packages/e2e-tests/specs/editor/blocks/navigation.test.js

@@ -1346,11 +1346,9 @@ describe( 'Navigation', () => {
 				`//*[contains(@class, 'components-snackbar__content')][ text()="You do not have permission to edit this Menu. Any changes made will not be saved." ]`
 			);
 
-			// Expect a console 403 for request to Navigation Areas for lower permission users.
-			// This is because reading requires the `edit_theme_options` capability
-			// which the Contributor level user does not have.
-			// See: https://github.com/WordPress/gutenberg/blob/4cedaf0c4abb0aeac4bfd4289d63e9889efe9733/lib/class-wp-rest-block-navigation-areas-controller.php#L81-L91.
-			// Todo: removed once Nav Areas are removed from the Gutenberg Plugin.
+			// Expect a console 403 for requests to:
+			// * /wp/v2/settings?_locale=user
+			// * /wp/v2/templates?context=edit&post_type=post&per_page=100&_locale=user
 			expect( console ).toHaveErrored();
 		} );
 
@@ -1369,11 +1367,9 @@ describe( 'Navigation', () => {
 				`//*[contains(@class, 'components-snackbar__content')][ text()="${ noticeText }" ]`
 			);
 
-			// Expect a console 403 for request to Navigation Areas for lower permission users.
-			// This is because reading requires the `edit_theme_options` capability
-			// which the Contributor level user does not have.
-			// See: https://github.com/WordPress/gutenberg/blob/4cedaf0c4abb0aeac4bfd4289d63e9889efe9733/lib/class-wp-rest-block-navigation-areas-controller.php#L81-L91.
-			// Todo: removed once Nav Areas are removed from the Gutenberg Plugin.
+			// Expect a console 403 for requests to:
+			// * /wp/v2/settings?_locale=user
+			// * /wp/v2/templates?context=edit&post_type=post&per_page=100&_locale=user
 			expect( console ).toHaveErrored();
 		} );
 	} );