feat(client): unify GA and add to donation (#37984)

client/src/redux/ga-saga.js

@@ -0,0 +1,11 @@
+import { takeEvery } from 'redux-saga/effects';
+import ga from '../analytics';
+
+function* callGaType({ payload: { type, data } }) {
+  const GaTypes = { event: ga.event, page: ga.pageview, modal: ga.modalview };
+  GaTypes[type](data);
+}
+
+export function createGaSaga(types) {
+  return [takeEvery(types.executeGA, callGaType)];
+}