[TeX] Removed JNI dependency

- used code gen to precompute metric ids hash & type

Bug: 276463350
Test: atest ExpressLogApisTests
Test: atest android.cts.statsdatom.express.ExpresslogAtomsTests
Ignore-AOSP-First: to overcome merge conflict
Change-Id: I97947b8953df5a943b2e41afd92a49b73cf6a8d8
2 files changed