test/cros-publish: fix minor go fmt whitespace errors

These small errors are causing repo upload hooks to fail:

[FAILED] chromiumos/platform/dev-util: _check_gofmt
    Files not formatted with gofmt:
    src/chromiumos/test/publish/cmd/cros-publish/main.go

BUG=b:187795288
TEST=Local builds; CQ.

Change-Id: I9115dce02725493491fad8694a2496ef63a60b14
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/3584107
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Reviewed-by: Derek Beckett <dbeckett@chromium.org>
Commit-Queue: Manoj Gupta <manojgupta@chromium.org>
Tested-by: Manoj Gupta <manojgupta@chromium.org>
diff --git a/src/chromiumos/test/publish/cmd/cros-publish/main.go b/src/chromiumos/test/publish/cmd/cros-publish/main.go
index d2bd414..fb6f618 100644
--- a/src/chromiumos/test/publish/cmd/cros-publish/main.go
+++ b/src/chromiumos/test/publish/cmd/cros-publish/main.go
@@ -71,7 +71,7 @@
 type args struct {
 	// Common input params.
 	// Local log file path.
-	logPath    string
+	logPath string
 	// Local directory that will be uploaded.
 	localDir string
 	// GCS bucket path where the local directory will be uploaded to.
@@ -150,7 +150,7 @@
 	defer logFile.Close()
 
 	logger := newLogger(logFile)
-	if err := validate(a) ; err != nil {
+	if err := validate(a); err != nil {
 		log.Fatalf("Validate arguments fail: %s", err)
 		return 2
 	}