Merge pull request #48633 from nextcloud/backport/48623/stable28

[stable28] fix: Allow overriding shouldApplyQuota check from child classes

lib/private/Files/Storage/Wrapper/Quota.php

@@ -207,7 +207,7 @@ private function isPartFile($path) {
 	/**
 	 * Only apply quota for files, not metadata, trash or others
 	 */
-	private function shouldApplyQuota(string $path): bool {
+	protected function shouldApplyQuota(string $path): bool {
 		return str_starts_with(ltrim($path, '/'), 'files/');
 	}