[terraform] upgrade self host image to 1.0.101

Summary:
Upgrade self-host docker image to use 1.0.101 which includes changes to allow keyserver, webapp, and landing page to run separately and
includes necessary keys for landing

Depends on D12814

Test Plan: terraform plan

Reviewers: ashoat

Reviewed By: ashoat

Subscribers: tomek

Differential Revision: https://phab.comm.dev/D12817