Merge pull request #62382 from nextcloud/backport/62145/stable31

[stable31] fix: Disable imagick preview providers

Author: nickvergessen

lib/private/Preview/IMagickSupport.php

@@ -24,10 +24,12 @@ public function __construct(ICacheFactory $cacheFactory) {
 	}
 
 	public function hasExtension(): bool {
+		return false;
 		return !is_null($this->imagick);
 	}
 
 	public function supportsFormat(string $format): bool {
+		return false;
 		if (is_null($this->imagick)) {
 			return false;
 		}