[Services] Update docker references to protobuf

Summary:
Update docker files to reference new
protobuf file locations.

part of: https://linear.app/comm/issue/ENG-1231

Test Plan: backup, tunnelbroker, and blob gates pass

Reviewers: atul, max, abosh, karol

Reviewed By: atul

Subscribers: ashoat, tomek

Differential Revision: https://phab.comm.dev/D5044