Allow for PHP >7

Author: chadicus

.github/workflows/php.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['7.0', '7.1', '7.2', '7.3', '7.4']
+        php-versions: ['7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2']
     steps:
     - name: Checkout
       uses: actions/checkout@v2

composer.json

@@ -7,7 +7,7 @@
         "sort-packages": true
     },
     "require": {
-        "php": "^7.0"
+        "php": ">=7.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^6.0",