If an authInit() calls fails, skip loading that MFA's extra data

This should help us still allow a user to log in even if the WebAuthn
MFA API is down, merely preventing those WebAuthn MFA options from
working but allowing the "remember me" cookie and the other MFA options
to work.

application/common/models/Mfa.php

@@ -76,7 +76,16 @@ public function loadData(string $rpOrigin = '')
     {
         $this->data = [];
         if ($this->verified === 1 && $this->scenario === User::SCENARIO_AUTHENTICATE) {
-            $this->data += $this->authInit($rpOrigin);
+            try {
+                $this->data += $this->authInit($rpOrigin);
+            } catch (\Exception $exception) {
+                \Yii::error([
+                    'action' => 'load ' . $this->type . ' MFA data',
+                    'status' => 'error',
+                    'error' => 'authInit call failed (so skipping it): ' . $exception->getMessage(),
+                    'mfa_id' => $this->id,
+                ]);
+            }
         }
         if ($this->type === self::TYPE_BACKUPCODE || $this->type === self::TYPE_MANAGER) {
             $this->data += ['count' => count($this->mfaBackupcodes)];