[MM-25645] api4/user: add migrate_auth endpoints (#14966)

* api4/user: add migrate_auth endpoints

* api4/user: reflect review comments

* add translations

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

api4/user_test.go

@@ -5182,3 +5182,29 @@ func TestConvertUserToBot(t *testing.T) {
 		require.NotNil(t, bot)
 	})
 }
+
+func TestMigrateAuthToLDAP(t *testing.T) {
+	th := Setup(t).InitBasic()
+	defer th.TearDown()
+
+	_, err := th.Client.MigrateAuthToLdap("email", "a", false)
+	CheckForbiddenStatus(t, err)
+
+	th.TestForSystemAdminAndLocal(t, func(t *testing.T, client *model.Client4) {
+		_, err = client.MigrateAuthToLdap("email", "a", false)
+		CheckNotImplementedStatus(t, err)
+	})
+}
+
+func TestMigrateAuthToSAML(t *testing.T) {
+	th := Setup(t).InitBasic()
+	defer th.TearDown()
+
+	_, err := th.Client.MigrateAuthToSaml("email", map[string]string{"1": "a"}, true)
+	CheckForbiddenStatus(t, err)
+
+	th.TestForSystemAdminAndLocal(t, func(t *testing.T, client *model.Client4) {
+		_, err = client.MigrateAuthToSaml("email", map[string]string{"1": "a"}, true)
+		CheckNotImplementedStatus(t, err)
+	})
+}