Reduce verbosity of docker build, gofmt and uncommenting helm uninstall

environments/fetcher/cmd/main.go

@@ -10,11 +10,11 @@ import (
 	"net/http"
 	"net/url"
 	"os"
-	"strconv"
-	"time"
 	"os/signal"
-	"syscall"
 	"runtime/debug"
+	"strconv"
+	"syscall"
+	"time"
 
 	"github.com/fission/fission"
 	"github.com/fission/fission/environments/fetcher"
@@ -28,12 +28,12 @@ func dumpStackTrace() {
 func main() {
 	// register signal handler for dumping stack trace.
 	c := make(chan os.Signal, 1)
-    	signal.Notify(c, syscall.SIGTERM)
-    	go func() {
+	signal.Notify(c, syscall.SIGTERM)
+	go func() {
 		<-c
 		dumpStackTrace()
 		os.Exit(1)
-    	}()
+	}()
 
 	flag.Usage = fetcherUsage
 	specializeOnStart := flag.Bool("specialize-on-startup", false, "Flag to activate specialize process at pod starup")