[TASK] Require at least PHP 7.1

This is in preparation for PHP 8.4 support
(deprecated implicitly nullable parameters).

Author: bnf

.github/workflows/tests.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: ['5.3', '5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2']
+        php: ['7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2']
 
     steps:
       - uses: actions/checkout@v2

composer.json

@@ -20,7 +20,7 @@
         "psr-4": { "TYPO3\\ClassAliasLoader\\Test\\": "tests/"}
     },
     "require": {
-        "php": ">=5.3.7",
+        "php": ">=7.1",
         "composer-plugin-api": "^1.0 || ^2.0"
     },
     "require-dev": {