Check if lambda is updating before deploying new version

[cuevas1876]

Fix Pipeline race condition

Summary

Adds a script that polls aws lambda service to check if lambda is still deploying before running update. Adds permission to validate secret for validator role Set terraform to ignore changes to lambda alias version

Fixes # (#124 )

Type of change

Please delete options that are not relevant.

• [x] Bug fix (non-breaking change which fixes an issue)

How To Test

Run pipeline build

Checklist:

• [x] My code follows the style guidelines of this project and has no linting errors
• [x] I have performed a self-review of my code - [ ] I have commented my code, particularly in hard-to-understand areas - [ ] I have made corresponding changes to the documentation, including any applicable ADRs
• [x] My changes generate no new warnings - [ ] I have added tests that fail without these changes - [ ] New and existing tests (unit, integration, accessibility) pass locally - [ ] Documentation updated - [ ] If there are security concerns they are addressed or ticketed after being discussed

[codeclimate[bot]]

Code Climate has analyzed commit 15eca174 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (80% is the threshold).

This pull request will bring the total coverage in the repository to 95.1% (0.0% change).

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