fix(appconfig): mark searchKeys() as internal until 32

Signed-off-by: Maxence Lange <maxence@artificial-owl.com>

Author: ArtificialOwl

lib/private/AppConfig.php

@@ -119,6 +119,7 @@ public function getKeys(string $app): array {
 	 * @param bool $lazy TRUE to search in lazy config keys
 	 * @return list<string> list of stored config keys
 	 * @since 32.0.0
+	 * @internal not publicly available before 32.
 	 */
 	public function searchKeys(string $app, string $prefix = '', bool $lazy = false): array {
 		$this->assertParams($app);

lib/public/IAppConfig.php

@@ -72,19 +72,6 @@ public function getApps(): array;
 	 */
 	public function getKeys(string $app): array;
 
-	/**
-	 * Returns list of keys stored in database, related to an app.
-	 * Please note that the values are not returned.
-	 *
-	 * @param string $app id of the app
-	 * @param string $prefix returns only keys starting with this value
-	 * @param bool $lazy TRUE to search in lazy config keys
-	 *
-	 * @return list<string> list of stored config keys
-	 * @since 32.0.0
-	 */
-	public function searchKeys(string $app, string $prefix = '', bool $lazy = false): array;
-
 	/**
 	 * Check if a key exists in the list of stored config values.
 	 *