chore(cleanup): redundant check for lock provider

We handle the NoLockProviderException gracefully anyway.

Signed-off-by: Max <max@nextcloud.com>

Author: max-nextcloud

lib/Service/LockService.php

@@ -52,10 +52,6 @@ public function getLockByOthers(File $file): ?ILock {
 	}
 
 	public function lock(File $file): bool {
-		if (!$this->lockManager->isLockProviderAvailable()) {
-			return true;
-		}
-
 		try {
 			$this->lockManager->lock(new LockContext(
 				$file,
@@ -70,10 +66,6 @@ public function lock(File $file): bool {
 	}
 
 	public function unlock(File $file): void {
-		if (!$this->lockManager->isLockProviderAvailable()) {
-			return;
-		}
-
 		try {
 			$this->lockManager->unlock(new LockContext(
 				$file,