AuthN: Extract enable disabled users logic to its own hook (#63628)

pkg/services/user/usertest/fake.go

@@ -17,6 +17,7 @@ type FakeUserService struct {
 
 	GetSignedInUserFn func(ctx context.Context, query *user.GetSignedInUserQuery) (*user.SignedInUser, error)
 	CreateFn          func(ctx context.Context, cmd *user.CreateUserCommand) (*user.User, error)
+	DisableFn         func(ctx context.Context, cmd *user.DisableUserCommand) error
 
 	counter int
 }
@@ -96,6 +97,9 @@ func (f *FakeUserService) Search(ctx context.Context, query *user.SearchUsersQue
 }
 
 func (f *FakeUserService) Disable(ctx context.Context, cmd *user.DisableUserCommand) error {
+	if f.DisableFn != nil {
+		return f.DisableFn(ctx, cmd)
+	}
 	return f.ExpectedError
 }