format with gofumpt (#18184)

* gofumpt -w -l .

* gofumpt -w -l -extra .

* Add linter

* manual fix

* change make fmt

routers/web/repo/blame.go

@@ -233,12 +233,12 @@ func renderBlame(ctx *context.Context, blameParts []git.BlamePart, commitNames m
 			language = ""
 		}
 	}
-	var lines = make([]string, 0)
+	lines := make([]string, 0)
 	rows := make([]*blameRow, 0)
 	escapeStatus := charset.EscapeStatus{}
 
-	var i = 0
-	var commitCnt = 0
+	i := 0
+	commitCnt := 0
 	for _, part := range blameParts {
 		for index, line := range part.Lines {
 			i++