fix: collection filtered pagination (backport #23002)

[mergify]

Description

Fixes: https://github.com/cosmos/cosmos-sdk/actions/runs/12407898080/job/34638649373?pr=22981

• Consider filtered results count when checking limit instead of iterated values count in CollectionFilteredPaginate. Assign key of next filtered result as next_key value in page response.

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Summary by CodeRabbit

• New Features

  • Support for simulating nested messages.
  • Importing hex keys via standard input.

• Improvements

  • Upgraded RocksDB libraries to support v9.
  • Simplified testing frameworks by removing unnecessary components.

• Bug Fixes

  • Fixed issues with collection filtered pagination.

• API Breaking Changes

  • Removed certain packages and methods, including testutil/network.

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This is an automatic backport of pull request #23002 done by [Mergify](https://mergify.com).

[mergify]

Cherry-pick of 697219c has failed:

On branch mergify/bp/release/v0.50.x/pr-23002
Your branch is up to date with 'origin/release/v0.50.x'.

You are currently cherry-picking commit 697219c9c.
  (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:   types/query/collections_pagination.go
	modified:   types/query/collections_pagination_test.go

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   CHANGELOG.md

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