[PRM-295] Upgrade nhsuk-frontend from v9.3.0 to 9.6.1 (#640)

Author: jack-nhs

app/package-lock.json

@@ -38,7 +38,7 @@
         "history": "^5.3.0",
         "jwt-decode": "^4.0.0",
         "moment": "^2.30.1",
-        "nhsuk-frontend": "^9.3.0",
+        "nhsuk-frontend": "^9.6.1",
         "nhsuk-react-components": "^5.0.0",
         "pdfjs-viewer-element": "^2.7.0",
         "pdfobject": "^2.2.12",

app/package.json

@@ -221,7 +221,7 @@ $hunit: '%';
     padding-bottom: 150px;
 
     &__text {
-        @include nhsuk-typography-responsive(19);
+        @include nhsuk-font-size(19);
         padding-bottom: 16px;
         font-weight: 700;
         display: block;