fix(TextProcessing): fix psalm typing

Signed-off-by: Marcel Klehr <mklehr@gmx.net>

lib/public/TextProcessing/IManager.php

@@ -48,7 +48,7 @@ interface IManager {
 	public function getProviders(): array;
 
 	/**
-	 * @return class-string<ITaskType>[]
+	 * @return string[]
 	 * @since 27.1.0
 	 */
 	public function getAvailableTaskTypes(): array;

lib/public/TextProcessing/IProviderWithId.php

@@ -23,11 +23,11 @@ declare(strict_types=1);
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-
 namespace OCP\TextProcessing;
 
 /**
  * @since 28.0.0
+ * @extends IProvider<ITaskType>
  */
 interface IProviderWithId extends IProvider {