i9300: remove camera blob
i9300: remove sensors blobs
Revert "i9300: remove sensors blobs"

This reverts commit ada30b70b8bf25d3211cae8f8e94f931f683fb6b.
i9300: Re-add camera blob

This is insanely more reliable than the source-built version, use
it

Change-Id: I3668f617174c5a605ae6e750b8f4555a2c5db0f5