Add slice controller terraform support

[Yevet]

Add slice controller addon in terraform

Release Note Template for Downstream PRs (will be copied)

See Write release notes for guidance.

[modular-magician]

Hi there, I'm the Modular magician. I've detected the following information about your changes:

Diff report

Your PR generated some diffs in downstreams - here they are.

google provider: Diff ( 3 files changed, 42 insertions(+))
google-beta provider: Diff ( 3 files changed, 42 insertions(+))

Errors

google provider:

• The diff processor failed to build. This is usually due to the downstream provider failing to compile.

google-beta provider:

• The diff processor failed to build. This is usually due to the downstream provider failing to compile.

[modular-magician]

Tests analytics

Total tests: 0
Passed tests: 0
Skipped tests: 0
Affected tests: 0

Click here to see the affected service packages

• container

🔴 Errors occurred during REPLAYING mode. Please fix them to complete your PR.

View the build log