Log all deprecations with debug level

Signed-off-by: Christoph Wurst <[email protected]>

Author: ChristophWurst

lib/private/Log/ErrorHandler.php

@@ -98,6 +98,7 @@ private static function errnoToLogLevel(int $errno): int {
 			case E_USER_WARNING:
 				return ILogger::WARN;
 
+			case E_DEPRECATED:
 			case E_USER_DEPRECATED:
 				return ILogger::DEBUG;