Continue the compilation when possible.

- When the compilation of BCP for the system server ISA succeeds, while
  the compilation of BCP for the other ISA fails, continue to compile
  system server.
- When the compilation of a system server jar fails, continue to compile
  other system server jars.

Bug: 269230245
Test: atest art_standalone_odrefresh_tests
Change-Id: Id42fc91c500f0f2d4e6151669d1d52dbd8b9ac14