fix: properly exposing getAnonymousId

[choudlet]

fix: entry point for getting anonymous id from analytics client

[github-actions]

Test Results

 60 files  ±0   60 suites  ±0   1m 7s ⏱️ ±0s
480 tests +2  480 ✅ +2  0 💤 ±0  0 ❌ ±0 
960 runs  +4  960 ✅ +4  0 💤 ±0  0 ❌ ±0 

Results for commit c076e77. ± Comparison against base commit c39f75d.

This pull request removes 2 and adds 4 tests. Note that renamed tests count towards both.

com.metarouter.analytics.MetaRouterTest ‑ getAnonymousId throws after resetAndWait
com.metarouter.analytics.MetaRouterTest ‑ getAnonymousId throws if not initialized

com.metarouter.analytics.AnalyticsProxyTest ‑ getAnonymousId hangs after unbind until next bind
com.metarouter.analytics.AnalyticsProxyTest ‑ getAnonymousId returns stable value across calls
com.metarouter.analytics.AnalyticsProxyTest ‑ getAnonymousId returns value after bind
com.metarouter.analytics.AnalyticsProxyTest ‑ getAnonymousId suspends until bind completes