[Backend Tester] Add index_put and index_select tests

[GregoryComer]

Add tests for index_put and index_select.

[GregoryComer]

Stack from ghstack (oldest at bottom):

• [Backend Tester] Add upsample tests #12856
• [Backend Tester] Add more pointwise op tests #12855
• [Backend Tester] Add pointwise op tests #12854
• [Backend Tester] Add reduction op tests #12853
• -> [Backend Tester] Add index_put and index_select tests #12852

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/12852

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⏳ 2 Pending, 1 Unrelated Failure

As of commit 10b2820 with merge base 9deb51b ():

FLAKY - The following job failed but was likely due to flakiness present on trunk:

• pull / unittest-nxp-neutron / linux-job (gh) (matched linux rule in flaky-rules.json)
  The runner has received a shutdown signal. This can happen when the runner service is stopped, or a manually started runner is canceled.

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[GregoryComer]

NXP failure is unrelated.