adding 'wp_' prefix to the 'register_font_collection' filter name

lib/experimental/fonts/font-library/class-wp-font-library.php

@@ -43,8 +43,8 @@ class WP_Font_Library {
 	 */
 	public static function register_filters() {
 		add_filter(
-			'register_font_collection',
-			array( 'WP_Font_Library', 'register_font_collection' ),
+			'wp_register_font_collection',
+			array( 'WP_Font_Library', 'wp_register_font_collection' ),
 			10,
 			2
 		);

phpunit/fonts/font-library/wpFontLibrary/getFontCollection-test.php

@@ -19,7 +19,7 @@ public static function set_up_before_class() {
 			'data_json_file' => path_join( __DIR__, 'my-font-collection-data.json' ),
 		);
 
-		apply_filters( 'register_font_collection', 'my-font-collection', $my_font_collection_config );
+		apply_filters( 'wp_register_font_collection', 'my-font-collection', $my_font_collection_config );
 	}
 
 	public function test_should_get_font_collection() {

phpunit/fonts/font-library/wpFontLibrary/getFontCollections-test.php

@@ -19,15 +19,15 @@ public static function set_up_before_class() {
 			'data_json_file' => path_join( __DIR__, 'my-font-collection-data.json' ),
 		);
 
-		apply_filters( 'register_font_collection', 'my-font-collection', $my_font_collection_config );
+		apply_filters( 'wp_register_font_collection', 'my-font-collection', $my_font_collection_config );
 
 		$another_font_collection_config = array(
 			'name'           => 'Another Font Collection',
 			'description'    => 'Demo about how to a font collection to your WordPress Font Library.',
 			'data_json_file' => path_join( __DIR__, 'another-font-collection-data.json' ),
 		);
 
-		apply_filters( 'register_font_collection', 'another-font-collection', $another_font_collection_config );
+		apply_filters( 'wp_register_font_collection', 'another-font-collection', $another_font_collection_config );
 	}
 
 	public function test_should_get_font_collections() {