fix: add hack to insert error with OCI8

Query error: 1400, ORA-01400: cannot insert NULL into ("ORACLE"."db_auth_logins"."identifier"), query: INSERT INTO "db_auth_logins" ("ip_address", "user_agent", "id_type", "identifier", "user_id", "date", "success") VALUES ('0.0.0.0', '', 'email_password', '', NULL, '2022-08-24 22:10:33', 0)

Author: kenjis

src/Models/LoginModel.php

@@ -58,6 +58,10 @@ public function recordLoginAttempt(
     ): void {
         $this->disableDBDebug();
 
+        if ($this->db->getPlatform() === 'OCI8' && $identifier === '') {
+            $identifier = ' ';
+        }
+
         $return = $this->insert([
             'ip_address' => $ipAddress,
             'user_agent' => $userAgent,