SCSSCacher - Lock should not be removed

This is within the failed lock acquiring branch. So the lock is free by another process and should not be removed because the cached file (that was created by the process having the lock) appeared on the filesystem.

Signed-off-by: Morris Jobke <hey@morrisjobke.de>

Author: MorrisJobke

lib/private/Template/SCSSCacher.php

@@ -166,7 +166,6 @@ public function process(string $root, string $file, string $app): bool {
 			while ($retry < 10) {
 				if (!$this->variablesChanged() && $this->isCached($fileNameCSS, $app)) {
 					// Inject icons vars css if any
-					$this->lockingCache->remove($lockKey);
 					$this->logger->debug('SCSSCacher: ' .$lockKey.' is now available after '.$retry.'s. Moving on...', ['app' => 'core']);
 					return $this->injectCssVariablesIfAny();
 				}