Remove 2.2 compatibility

Tests fail on 2.2

Author: schmengler

.travis.yml

@@ -12,9 +12,9 @@ addons:
 language: php
 jobs:
   include:
-    - php: 7.1
+    - php: 7.2
       env:
-        - MAGENTO_VERSION=2.2
+        - MAGENTO_VERSION=2.3
         - TEST_SUITE=integration
     - php: 7.3
       env:

README.md

@@ -78,7 +78,7 @@ The MIT License (MIT). Please see [License File](LICENSE) for more information.
 [ico-scrutinizer]: https://img.shields.io/scrutinizer/coverage/g/integer-net/magento2-rewritemap?style=flat-square
 [ico-code-quality]: https://img.shields.io/scrutinizer/g/integer-net/magento2-rewritemap.svg?style=flat-square
 [ico-maintainability]: https://img.shields.io/codeclimate/maintainability/integer-net/magento2-rewritemap?style=flat-square
-[ico-compatibility]: https://img.shields.io/badge/magento-2.2%20|%202.3%20|%202.4-brightgreen.svg?logo=magento&longCache=true&style=flat-square
+[ico-compatibility]: https://img.shields.io/badge/magento-%202.3%20|%202.4-brightgreen.svg?logo=magento&longCache=true&style=flat-square
 
 [link-packagist]: https://packagist.org/packages/integer-net/magento2-rewritemap
 [link-travis]: https://travis-ci.org/integer-net/magento2-rewritemap

composer.json

@@ -30,8 +30,8 @@
         }
     ],
     "require": {
-        "php": "~7.1||~7.2||~7.3||~7.4",
-        "magento/framework": "^101.0.0||^102.0.0||^103.0.0",
+        "php": "~7.2||~7.3||~7.4",
+        "magento/framework": "^102.0.0||^103.0.0",
         "magento/module-store": "^100.0.2||^101.0",
         "magento/module-url-rewrite": "^100.0.2||^101.0.0||^102.0.0"
     },