[Feature] Auto trigger schema setup in assets creation flow of get started page

[mengweieric]

Description

Adding index template creation to existing observability assets creation flow.

Issues Resolved

[List any issues this PR will resolve]

Check List

• [ ] New functionality includes testing.
  • [ ] All tests pass, including unit test, integration test and doctest
• [ ] New functionality has been documented.
  • [ ] New functionality has javadoc added
  • [ ] New functionality has user manual doc added
• [ ] Commits are signed per the DCO using --signoff

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[ps48]

can you please look at failing snapshots?