perf(workflows): Fix cache in request time check

Signed-off-by: Joas Schilling <coding@schilljs.com>

Author: nickvergessen

apps/workflowengine/lib/Check/RequestTime.php

@@ -33,7 +33,7 @@ public function __construct(
 	 */
 	#[\Override]
 	public function executeCheck($operator, $value) {
-		$valueHash = md5($value);
+		$valueHash = sha1($operator . $value);
 
 		if (isset($this->cachedResults[$valueHash])) {
 			return $this->cachedResults[$valueHash];
@@ -51,7 +51,10 @@ public function executeCheck($operator, $value) {
 			$in = $timestamp1 <= $timestamp || $timestamp <= $timestamp2;
 		}
 
-		return ($operator === 'in') ? $in : !$in;
+		$result = ($operator === 'in') ? $in : !$in;
+
+		$this->cachedResults[$valueHash] = $result;
+		return $result;
 	}
 
 	/**