Fix a braino in GetSavedEntryPointOfPreCompiledCode.

We should return the entrypoint, and not the code_ptr. On thumb,
the entrypoint is code_ptr + 1.

Test:  jitzygote boots, zygote32 doesn't crash.
Bug: 119800099
Change-Id: I41c97291c54efb4d6e342d260d693ab1abf8dffe
1 file changed