Add timing / count for IntelligenceEventReported

Some intelligence events would like timing information we can collect
via ValueMetrics. We also have a few counters that can be high frequency
enough that we will batch them in memory before reporting to statsd such
as text annotation metrics for text views.

Test: m
out/soong/.intermediates/frameworks/base/framework-statslog-gen/gen/android/util/StatsLogInternal.java

Change-Id: I9e2d7dab8c51a243afd9950b4380d6c7c98e58db