feat(api-service): api for env level change fixes NV-6155 #15221

Job	Run time
Spell check	35s
Dependency review	16s
Get Affected Packages	1m 11s
Find LaunchDarkly feature flags in diff	35s
Unit test @novu public NPM packages (except providers)	2m 11s
Unit test @novu internal packages	1m 37s
Unit test backend services (@novu/worker)	2m 8s
Validate OpenAPI	2m 3s
Unit test backend services (@novu/ws)	1m 59s
Unit test backend services (@novu/api-service)	3m 39s
Unit test backend services (@novu/inbound-mail)	1m 45s
E2E test API / Test E2E	8m 4s
E2E test Dashboard app / e2e_dashboard (1, 1)	8m 4s
Unit test @novu/providers	0s
E2E test Dashboard app / merge-reports	1s
	34m 8s

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