Move code from module to service (#24287)

The code should not be in `modules/` but `services/`.

Reference:
https://github.com/go-gitea/gitea/pull/24257#discussion_r1174578230

routers/api/v1/api.go

@@ -689,7 +689,7 @@ func Routes(ctx gocontext.Context) *web.Route {
 	// Get user from session if logged in.
 	m.Use(auth.APIAuth(group))
 
-	m.Use(context.ToggleAPI(&context.ToggleOptions{
+	m.Use(auth.VerifyAuthWithOptionsAPI(&auth.VerifyOptions{
 		SignInRequired: setting.Service.RequireSignInView,
 	}))