tools,gyp: don't force build actions with multiple outputs

Don't add `force_append` (FORCE_DO_CMD) to the intermediate sentinal.
Adding it makes the action run alway, even when there are no changes.
(refack): AFAICT because `*.intermediate` files don't have build rules.

PR-URL: #23156
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>

tools/gyp/pylib/gyp/generator/make.py

@@ -1758,8 +1758,10 @@ def WriteMakeRule(self, outputs, inputs, actions=None, comment=None,
       self.WriteLn('%s: %s' % (' '.join(outputs), intermediate))
       self.WriteLn('\t%s' % '@:');
       self.WriteLn('%s: %s' % ('.INTERMEDIATE', intermediate))
-      self.WriteLn('%s: %s%s' %
-                   (intermediate, ' '.join(inputs), force_append))
+      # Don't add `force_append` (FORCE_DO_CMD) to the intermediate sentinal.
+      # Adding it makes the action run alway, even when there are no changes.
+      # (refack): AFAICT because `*.intermediate` files don't have build rules.
+      self.WriteLn('%s: %s' % (intermediate, ' '.join(inputs)))
       actions.insert(0, '$(call do_cmd,touch)')
 
     if actions: