feat(sre): add default feature flags [INFRA-20920]

[KLoganCU]

Fixes https://click-up.slack.com/archives/C03F94339PV/p1725016267895029

adds a default FF for deployment circuit breaker to cdk.json

  "context": {
    "@aws-cdk/aws-ecs:disableExplicitDeploymentControllerForCircuitBreaker": true,
  },

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.38%. Comparing base (aba860f) to head (8cd014c).
Report is 3 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #288   +/-   ##
=======================================
  Coverage   99.38%   99.38%           
=======================================
  Files          17       17           
  Lines        2272     2288   +16     
  Branches      138       93   -45     
=======================================
+ Hits         2258     2274   +16     
  Misses         14       14           

Files with missing lines	Coverage Δ
src/cdk-context-json.ts	100.00% <100.00%> (ø)
src/clickup-cdk.ts	97.04% <100.00%> (+0.02%)	⬆️

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