v1.17: Add feature flag for LastIndex and Erasure duplicate proofs (backport of #34360)

[mergify]

This is an automatic backport of pull request #34360 done by Mergify.
Cherry-pick of def3bc4 has failed:

On branch mergify/bp/v1.17/pr-34360
Your branch is up to date with 'origin/v1.17'.

You are currently cherry-picking commit def3bc4c4f.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   core/src/window_service.rs
	modified:   turbine/src/cluster_nodes.rs

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   sdk/src/feature_set.rs

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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[codecov]

Codecov Report

Attention: 8 lines in your changes are missing coverage. Please review.

Comparison is base (907b904) 81.8% compared to head (1bd8d4a) 81.8%.

Additional details and impacted files

@@           Coverage Diff           @@
##            v1.17   #34541   +/-   ##
=======================================
  Coverage    81.8%    81.8%           
=======================================
  Files         803      803           
  Lines      218209   218231   +22     
=======================================
+ Hits       178523   178549   +26     
+ Misses      39686    39682    -4