feat(analytics) drop defunct Google Analytics integration

We haven't used in years. Those who want to use it can still create
their own custom script and include it, since it wasn't even included by
default.

react/features/analytics/functions.ts

@@ -87,7 +87,6 @@ export async function createHandlers({ getState }: IStore) {
         amplitudeIncludeUTM,
         blackListedEvents,
         scriptURLs,
-        googleAnalyticsTrackingId,
         matomoEndpoint,
         matomoSiteID,
         whiteListedEvents
@@ -98,7 +97,6 @@ export async function createHandlers({ getState }: IStore) {
         amplitudeIncludeUTM,
         blackListedEvents,
         envType: deploymentInfo?.envType || 'dev',
-        googleAnalyticsTrackingId,
         matomoEndpoint,
         matomoSiteID,
         group,