Fix the build borked in flutter/flutter#162475. (#162484)

Fixes flutter/flutter#162475.

Author: matanlurey

engine/src/flutter/.ci.yaml

@@ -355,7 +355,7 @@ targets:
 
   - name: Linux mac_clang_tidy
     recipe: engine_v2/engine_v2
-    timeout: 120    
+    timeout: 120
     properties:
       config_name: mac_clang_tidy
     runIf: