Add PHP 8.1 Support

composer.json

@@ -34,7 +34,7 @@
         }
     ],
     "require": {
-        "php": "7.0.2|7.0.4|~7.0.6|~7.1.0|~7.1.3|~7.2.0|~7.3.0|~7.4.0",
+        "php": "7.0.2|7.0.4|~7.0.6|~7.1.0|~7.1.3|~7.2.0|~7.3.0|~7.4.0|~8.1.0",
         "magento/module-backend": "100.0.*|100.1.*|100.2.*|101.0.*|102.0.*",
         "magento/framework": "100.0.*|100.1.*|101.0.*|102.0.*|103.0.*",
         "magepal/magento2-core": ">=1.1.11"
@@ -43,7 +43,7 @@
         "magepal/magento2-enhanced-ecommerce": "Get more from Google Tag Manager with Enhanced E-commerce. Learn more at https://www.magepal.com/enhanced-ecommerce-for-google-tag-manager.html"
     },
     "type": "magento2-module",
-    "version": "2.7.0",
+    "version": "2.7.1",
     "autoload": {
         "files": [
             "registration.php"

etc/adminhtml/system.xml

@@ -21,7 +21,7 @@
                 <comment>
                     <![CDATA[
                     <div class="magepal-info">
-                        Copyright © 2021 <a href="https://www.magepal.com/magento2/extensions.html?utm_source=gtm&utm_medium=admin" target="_blank">MagePal, LLC</a>
+                        Copyright © 2022 <a href="https://www.magepal.com/magento2/extensions.html?utm_source=gtm&utm_medium=admin" target="_blank">MagePal, LLC</a>
                         <a href="https://www.magepal.com/help/docs/google-tag-manager-for-magento/?utm_source=gtm&utm_medium=admin#support">Support</a>
                         <a href="https://www.magepal.com/help/docs/google-tag-manager-for-magento/?utm_source=gtm&utm_medium=admin#documentation" target="_blank">Documentation</a>
                         <a href="https://www.magepal.com/help/docs/google-tag-manager-for-magento?utm_source=gtm&utm_medium=admin#current_version" target="_blank">Latest Version</a>