[services] fix terraform formatting

Summary:
ran terraform fmt to make the formatting consistent

i'll add a pre-commit hook in a subsequent diff

Test Plan: terraform init && terraform validate

Reviewers: geekbrother, karol-bisztyga, palys-swm

Reviewed By: geekbrother, palys-swm

Subscribers: ashoat, Adrian, atul, yayabosh

Differential Revision: https://phab.comm.dev/D4523