Merge pull request helm#460 from technosophos/fix/validate-go

fix(validate-go): show the errors gofmt found

scripts/validate-go.sh

@@ -48,6 +48,7 @@ if [[ -n "${failed_fmt}" ]]; then
   echo "${red}"
   echo "gofmt check failed:"
   echo "$failed_fmt"
+  find_go_files | xargs gofmt -s -d
   echo "${reset}"
   exit_code=1
 fi