HostStubGen: Fix jarjar rule on guava

Guava has classes outside of com.google.comm.

Bug: 311174191
Test: ./scripts/run-all-tests.sh
Change-Id: I9ccd79e8a97be7473a754a4f3ed83ff73c5e4f84

tools/hoststubgen/hoststubgen/jarjar-rules.txt

 # Rename guava
-rule com.google.common.** com.android.hoststubgen.x.@0
\ No newline at end of file
+rule com.google.** com.android.hoststubgen.x.google.@0
\ No newline at end of file