Ignore prebuilt shared library if it doesn't exist on device

Bug: 191232777
Test: atest PackageManagerTest
Test: atest SystemConfigTest
Change-Id: I756e2c909af6ad0dcf8f1857ba398cfe07862b29
Merged-In: I756e2c909af6ad0dcf8f1857ba398cfe07862b29
2 files changed