Allow overwriting isAuthenticated

* Some implementations might check for different things
* IT will not change how the current ones work

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

lib/public/AppFramework/PublicShareController.php

@@ -109,7 +109,7 @@ abstract protected function isPasswordProtected(): bool;
 	 *
 	 * @since 14.0.0
 	 */
-	final public function isAuthenticated(): bool {
+	public function isAuthenticated(): bool {
 		// Always authenticated against non password protected shares
 		if (!$this->isPasswordProtected()) {
 			return true;