Update go brace deindenting to handle bad indentation edge case

rc/filetype/go.kak

@@ -90,7 +90,7 @@ define-command -hidden go-indent-on-new-line %~
         # indent after if|else|while|for
         try %[ execute-keys -draft <semicolon><a-F>)MB <a-k> \A(if|else|while|for)\h*\(.*\)\h*\n\h*\n?\z <ret> s \A|.\z <ret> 1<a-&>1<a-space><a-gt> ]
         # deindent closing brace(s) when after cursor
-        try %[ execute-keys -draft <a-x> <a-k>^\h*[})]+\h*$<ret> <a-lt> ]
+        try %[ execute-keys -draft <a-x> <a-k>^\h*[})]+\h*$<ret> hm <a-S> 1<a-&> ]
     =
 ~