Update EPV and Translation Validator versions

Author: battye

composer.json

@@ -61,9 +61,9 @@
         }
     ],
     "require": {
-        "php": "^7.1.3",
+        "php": "^7.4.33",
         "phpbb/epv": "dev-master@dev",
-        "phpbb/translation-validator": "~1.5",
+        "phpbb/translation-validator": "~1.6",
         "composer/installers": "~1.0",
         "battye/php-array-parser": "~1.0",
         "chumper/zipper": "1.0.0"
@@ -73,5 +73,14 @@
         "soft-require": {
             "phpbb/phpbb": "3.3.*@dev"
         }
+    },
+    "config": {
+        "platform": {
+            "php": "7.4.33"
+        },
+        "allow-plugins": {
+            "kylekatarnls/update-helper": true,
+            "composer/installers": true
+        }
     }
 }