format with gofumpt (#18184)

* gofumpt -w -l .

* gofumpt -w -l -extra .

* Add linter

* manual fix

* change make fmt

routers/common/middleware.go

@@ -21,7 +21,7 @@ import (
 
 // Middlewares returns common middlewares
 func Middlewares() []func(http.Handler) http.Handler {
-	var handlers = []func(http.Handler) http.Handler{
+	handlers := []func(http.Handler) http.Handler{
 		func(next http.Handler) http.Handler {
 			return http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
 				// First of all escape the URL RawPath to ensure that all routing is done using a correctly escaped URL