[Docs] add practical example to improve data management doc #5038

Job	Run time
unpack-envvars	1s
flyteadmin integration tests image / build_docker	4m 54s
Build Images / Build & Push Image (datacatalog) / Push to Github Registry	4m 9s
Build Images / Build & Push Image (flytecopilot) / Push to Github Registry	4m 2s
Build Images / Build & Push Image (flyteadmin) / Push to Github Registry	5m 45s
Build Images / Build & Push Image (flytepropeller) / Push to Github Registry	28s
Build Images / Build & Push Image (flytescheduler) / Push to Github Registry	5m 16s
Dry Run Goreleaser	7m 39s
Test Getting started	4m 55s
Check Go Generate (flyteadmin) / Go Generate	2m 12s
Check Go Generate (datacatalog) / Go Generate	1m 22s
Check Go Generate (flytecopilot) / Go Generate	1m 26s
Check Go Generate (flytectl) / Go Generate	2m 4s
Check Go Generate (flytepropeller) / Go Generate	2m 7s
Lint (datacatalog) / Run Lint	2m 16s
Lint (flyteadmin) / Run Lint	2m 51s
Lint (flytectl) / Run Lint	2m 35s
Lint (flyteidl) / Run Lint	1m 44s
Lint (flyteplugins) / Run Lint	2m 46s
Lint (flytepropeller) / Run Lint	3m 1s
Lint (flytestdlib) / Run Lint	2m 37s
Unit Tests (datacatalog) / Run Unit Test	2m 50s
Unit Tests (flyteadmin) / Run Unit Test	4m 15s
Unit Tests (flytecopilot) / Run Unit Test	2m 37s
Unit Tests (flytectl) / Run Unit Test	3m 28s
Unit Tests (flyteplugins) / Run Unit Test	3m 52s
Unit Tests (flytepropeller) / Run Unit Test	4m 6s
Unit Tests (flytestdlib) / Run Unit Test	3m 39s
Integration Test (flyteadmin) / Integration tests	5m 47s
	1h 34m 44s

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