format with gofumpt (#18184)

* gofumpt -w -l .

* gofumpt -w -l -extra .

* Add linter

* manual fix

* change make fmt

models/migrations/v177_test.go

@@ -85,5 +85,4 @@ func Test_deleteOrphanedIssueLabels(t *testing.T) {
 		pre := preMigration[id]
 		assert.Equal(t, pre, post, "migration changed issueLabel %d", id)
 	}
-
 }