Use endroid/qr-code as QR code library

`amirezaeb/heroqr` just uses `endroid/qr-code` so we can save
some superfluous dependencies.

`endroid/qr-code` also has **MIT** license.

Author: jrauh01

composer.json

@@ -15,7 +15,6 @@
     },
     "require": {
         "php": ">=8.2",
-        "amirezaeb/heroqr": "^1.1.9",
         "ext-curl": "*",
         "clue/block-react": "^1.5",
         "clue/connection-manager-extra": "^1.3",
@@ -30,6 +29,7 @@
         "cweagans/composer-patches": "~2.0",
         "dompdf/dompdf": "^3.1.0",
         "dragonmantank/cron-expression": "^3",
+        "endroid/qr-code": "^6.0",
         "erusev/parsedown": "^1.7.4",
         "evenement/evenement": "^3.0.1",
         "ezyang/htmlpurifier": "^4.16",