format with gofumpt (#18184)

* gofumpt -w -l .

* gofumpt -w -l -extra .

* Add linter

* manual fix

* change make fmt

modules/gitgraph/graph_test.go

@@ -14,7 +14,6 @@ import (
 )
 
 func BenchmarkGetCommitGraph(b *testing.B) {
-
 	currentRepo, err := git.OpenRepository(".")
 	if err != nil || currentRepo == nil {
 		b.Error("Could not open repository")
@@ -255,7 +254,6 @@ func TestCommitStringParsing(t *testing.T) {
 	}
 
 	for _, test := range tests {
-
 		t.Run(test.testName, func(t *testing.T) {
 			testString := fmt.Sprintf("%s%s", dataFirstPart, test.commitMessage)
 			idx := strings.Index(testString, "DATA:")