CSR-1381- Tech review changes

A couple of things Mark found I forgot to fix

src/fmg-components/funnel-sub-header/funnel-sub-header.vue

@@ -33,9 +33,9 @@ export default {
     props: {
         hasBackButton: Boolean,
         cmsWidgetName: String,
-        headerVerticalAlignment: {
+        headerColor: {
             type: String,
-            default: "center",
+            default: "dark-header",
         },
         leftAlignHeader: {
             type: Boolean,

src/layouts/payment-method/payment-method.vue

@@ -54,9 +54,6 @@ export default {
         return {};
     },
     methods: {
-        openModalAction(modalName) {
-            this.$refs[modalName].openModal();
-        },
         arePagePrerequisitesValid() {
             // TODO
             return true;