[terraform] Staging: deploy Blob 1.2.1, Identity 0.42

Summary:
Identity 0.42 now depends on Blob 1.2.1
Most changes are related to server-side holder removal

Blob changelog since 1.2.0:
- 4dd91d9 [comm-lib] Add missing feature dependency to Cargo.toml
- b5d7583 [comm-lib][blob-client] Add support for removing holders by tags
- 20d0368 [blob] Add support for removing holders by tags
- 6c86404 [comm-lib][blob] Add tags support to remove holders request payload
- 406f6cc [comm-lib][blob-client] Extract error handling logic
- e312905 [comm-lib] Add remove_multiple_holders to Blob client
- 4762e1c [blob] Add DB method to query holders by prefix
- b6f911a [blob] Move HTTP request/response types to comm-lib
- dfa118b [terraform] Add index for holder prefixes
- b069c41 [blob] Store indexable tag in DDB for holders
- c9f0d1d [blob] Don't log request payload in tracing span

Identity changelog since 0.41:
- 7617de9 [identity] Remove blob holders on logout and account deletion
- bc71ac4 [identity] Pass Blob client to AuthenticatedService
- f54b7e5 [identity] Add function to remove holders for devices
- 4dd91d9 [comm-lib] Add missing feature dependency to Cargo.toml
- b5d7583 [comm-lib][blob-client] Add support for removing holders by tags
- 6c86404 [comm-lib][blob] Add tags support to remove holders request payload
- 406f6cc [comm-lib][blob-client] Extract error handling logic
- e312905 [comm-lib] Add remove_multiple_holders to Blob client
- 51d280b [identity] Move backup and tunnelbroker mods to a submodule
- 450ee7a [identity] Add config for Blob service URL

Test Plan: terraform plan

Reviewers: kamil, will, varun

Reviewed By: kamil

Subscribers: ashoat, tomek

Differential Revision: https://phab.comm.dev/D13711

services/terraform/remote/service_blob.tf

@@ -1,5 +1,5 @@
 locals {
-  blob_service_image_tag      = local.is_staging ? "1.2.0" : "1.2.0"
+  blob_service_image_tag      = local.is_staging ? "1.2.1" : "1.2.0"
   blob_service_container_name = "blob-service-server"
   blob_service_server_image   = "commapp/blob-server:${local.blob_service_image_tag}"
 

services/terraform/remote/service_identity.tf

@@ -1,5 +1,5 @@
 locals {
-  identity_service_image_tag      = local.is_staging ? "0.41" : "0.41"
+  identity_service_image_tag      = local.is_staging ? "0.42" : "0.41"
   identity_service_server_image   = "commapp/identity-server:${local.identity_service_image_tag}"
   identity_service_container_name = "identity-server"