Fix start-stop test index cleanup

[farshidz]

• Please check if the PR fulfills these requirements

• [x] The commit message follows our guidelines

• [x] Tests for the changes have been added (for bug fixes/features)

• [x] Docs have been added / updated (for bug fixes / features)

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...) Bug fix

• What is the current behavior? (You can also link to an open issue here) Test fails due to index not cleaned up in loops

• What is the new behavior (if this is a feature change)? Delete index before attempting to create again

• Does this PR introduce a breaking change? (What changes might users need to make in their application due to this PR?) No

• Other information:

[farshidz]

Wrong repo