Only use cached files in case encryption is enabled - in any other case let the underlying storage handle this accordingly - refs #16061 #16062 and others

lib/private/files/storage/wrapper/encryption.php

@@ -364,8 +364,11 @@ class Encryption extends Wrapper {
 	 * @return string
 	 */
 	public function getLocalFile($path) {
+		if ($this->encryptionManager->isEnabled()) {
 			return $this->getCachedFile($path);
 		}
+		return $this->storage->getLocalFile($path);
+	}
 
 	/**
 	 * Returns the wrapped storage's value for isLocal()