Merge changes I724584dd,I337beaf0,Ica1e9ca6,Id278f467,I54015548 into udc-dev

* changes:
  EGL BlobCache: Add fuzzer for multifile
  EGL BlobCache: Update multifile key and value size
  EGL BlobCache: Trim immediately on multifile overflow
  EGL BlobCache: Synchronize access to deferred write status
  EGL BlobCache: Add CRC check to multifile