PHP Dependancies: Updated packages pending major version changes

Closes #5222

Author: ssddanbrown

composer.json

@@ -16,9 +16,9 @@
         "ext-json": "*",
         "ext-mbstring": "*",
         "ext-xml": "*",
-        "bacon/bacon-qr-code": "^2.0",
+        "bacon/bacon-qr-code": "^3.0",
         "doctrine/dbal": "^3.5",
-        "dompdf/dompdf": "^2.0",
+        "dompdf/dompdf": "^3.0",
         "guzzlehttp/guzzle": "^7.4",
         "intervention/image": "^3.5",
         "knplabs/knp-snappy": "^1.5",