Raising minimum Laravel version

Author: moufmouf

composer.json

@@ -24,15 +24,15 @@
     "require" : {
         "php" : ">=7.2",
         "thecodingmachine/graphqlite" : "dev-security_annotation",
-        "illuminate/console": "^5.0|^6.0",
-        "illuminate/container": "^5.0|^6.0",
-        "illuminate/support": "^5.0|^6.0",
-        "illuminate/cache": "^5.0|^6.0",
+        "illuminate/console": "^5.7|^6.0",
+        "illuminate/container": "^5.7|^6.0",
+        "illuminate/support": "^5.7|^6.0",
+        "illuminate/cache": "^5.7|^6.0",
         "symfony/psr-http-message-bridge": "^1",
         "zendframework/zend-diactoros": "^1.8.6"
     },
     "require-dev": {
-        "orchestra/testbench": "^3.5.5 || ^4",
+        "orchestra/testbench": "^3.7.7 || ^4",
         "phpunit/phpunit": "^7.5.4 || ^8.3",
         "ext-sqlite3": "*"
     },