Fix test-tiny-framework/run-test-manually.sh

- Remove references to ASM from helper-runtime, because
we don't want to use ASM at runtime.

- Also added a test to access private fields in a JDK classes.

Test: ./scripts/run-all-tests.sh
Bug: 292141694

Change-Id: I0313819c38b5e70a23bed771589126dd88cf28b8