Remove duplicate tf for costmap tests

[mini-1235]

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Basic Info

Info	Please fill out this column
Ticket(s) this addresses	#4929
Primary OS tested on	Ubuntu
Robotic platform tested on
Does this PR contain AI generated software?

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Description of contribution in a few bullet points

• Fixes the issue, only publish static transform for tests that need it

Description of documentation updates required from your changes

None

Description of how this change was tested

Tested the buggy tests independently for 1000 rounds, and run colcon test for 10 rounds

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Future work that may be required in bullet points

For Maintainers:

• Check that any new parameters added are updated in docs.nav2.org
• Check that any significant change is added to the migration guide
• Check that any new features OR changes to existing behaviors are reflected in the tuning guide
• Check that any new functions have Doxygen added
• Check that any new features have test coverage
• Check that any new plugins is added to the plugins page
• If BT Node, Additionally: add to BT's XML index of nodes for groot, BT package's readme table, and BT library lists

[mini-1235]

Looks like same thing happens here on our nightly build https://app.circleci.com/pipelines/github/ros-navigation/navigation2/13688/workflows/5de75006-b01d-4c04-8d9c-832e76b6ee3b/jobs/40818/tests#failed-test-0 (?)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

see 4 files with indirect coverage changes