[terraform] Bump staging Identity to 0.40
Summary:
We have a few things in the staging queue. Built a new Identity image
Git log since 0.39:
bc33b61bcc [identity] Bump NONCE_TTL_DURATION to 15min 929292d870 [identity] Add exponential backoff to upload_one_time_keys 24a3b86ed9 [identity] Add exponential backoff to refresh_user_prekeys c90015c9f4 [identity] Send RETRY for transaction conflicts a16ecd11a9 [identity] Use short aliases in handle_db_error 81d24474b5 Remove na from reserved users (#314) e2f9c9a9db [identity] Treat empty auth metadata as invalid CSAT e4f6df2e06 [identity] Validate username prefix queries with identity search
Test Plan: terraform plan
Reviewers: ashoat, varun, will
Reviewed By: ashoat
Subscribers: tomek
Differential Revision: https://phab.comm.dev/D13597