[BUGFIX] Exception has wrong inheritance

PR is pending thephpleague/oauth2-facebook#75

Author: detrax

Classes/Domain/Model/Token.php

@@ -29,6 +29,7 @@
  ***************************************************************/
 
 use League\OAuth2\Client\Provider\Exception\FacebookProviderException;
+use League\OAuth2\Client\Provider\Exception\IdentityProviderException;
 use Pixelant\PxaSocialFeed\Provider\Facebook;
 use League\OAuth2\Client\Token\AccessToken;
 use Pixelant\PxaSocialFeed\Feed\Source\FacebookSource;
@@ -317,7 +318,7 @@ public function isValidFacebookAccessToken(): bool
                     $this->getAppId(),
                     $this->getAppSecret()
                 )->getLongLivedAccessToken($token);
-            } catch (FacebookProviderException $exception) {
+            } catch (FacebookProviderException | IdentityProviderException $exception) {
                 $isValid = false;
             }
         }
@@ -358,7 +359,8 @@ public function getFacebookAccessTokenMetadataExpirationDate(): ?\DateTime
                 'access_token' => $this->getAccessToken()
             ]);
             $this->getFb($this->getAppId(), $this->getAppSecret())->getLongLivedAccessToken($token);
-        } catch (FacebookProviderException $exception) {
+          
+        } catch (FacebookProviderException | IdentityProviderException $exception) {
             return null;
         }