move code.gitea.io/git to code.gitea.io/gitea/modules/git (#6364)

* move code.gitea.io/git to code.gitea.io/gitea/modules/git

* fix imports

* fix fmt

* fix misspell

* remove wrong tests data

* fix unit tests

* fix tests

* fix tests

* fix tests

* fix tests

* fix tests

* enable Debug to trace the failure tests

* fix tests

* fix tests

* fix tests

* fix tests

* fix tests

* comment commit count tests since git clone depth is 50

* fix tests

* update from code.gitea.io/git

* revert change to makefile

integrations/api_releases_test.go

@@ -9,8 +9,8 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/git"
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/modules/git"
 	api "code.gitea.io/sdk/gitea"
 
 	"github.com/stretchr/testify/assert"