Replace init secrets init container with helm #3981

Job	Run time
unpack-envvars	1s
flyteadmin integration tests image / build_docker	5m 20s
Build Images / Build & Push Image (datacatalog) / Push to Github Registry	4m 5s
Build Images / Build & Push Image (flyteadmin) / Push to Github Registry	27s
Build Images / Build & Push Image (flytecopilot) / Push to Github Registry	3m 59s
Build Images / Build & Push Image (flytepropeller) / Push to Github Registry	6m 15s
Build Images / Build & Push Image (flytescheduler) / Push to Github Registry	5m 31s
Dry Run Goreleaser	7m 32s
Test Getting started	4m 2s
Check Go Generate (flytecopilot) / Go Generate	1m 13s
Check Go Generate (flyteadmin) / Go Generate	2m 3s
Check Go Generate (flytectl) / Go Generate	1m 9s
Check Go Generate (datacatalog) / Go Generate	1m 7s
Lint (datacatalog) / Run Lint	2m 3s
Check Go Generate (flytepropeller) / Go Generate	1m 45s
Lint (flyteadmin) / Run Lint	2m 43s
Lint (flytectl) / Run Lint	1m 49s
Lint (flyteidl) / Run Lint	1m 48s
Lint (flyteplugins) / Run Lint	2m 31s
Lint (flytestdlib) / Run Lint	2m 20s
Lint (flytepropeller) / Run Lint	2m 41s
Unit Tests (datacatalog) / Run Unit Test	2m 37s
Unit Tests (flyteadmin) / Run Unit Test	4m 3s
Unit Tests (flytecopilot) / Run Unit Test	2m 24s
Unit Tests (flytectl) / Run Unit Test	3m 23s
Unit Tests (flyteplugins) / Run Unit Test	3m 33s
Unit Tests (flytepropeller) / Run Unit Test	4m 5s
Unit Tests (flytestdlib) / Run Unit Test	3m 32s
Integration Test (flyteadmin) / Integration tests	6m 12s
	1h 30m 13s

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