feat(sequencers): sort sequencers by bond when rotating

[mtsitrin]

when rotating sequencer, choose the next one sorted by bond

Description

---

Closes #716

All items are required. Please add a note to the item if the item is not applicable and
please add links to any relevant follow-up issues.

PR review checkboxes:

I have...

• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Targeted PR against the correct branch
• included the correct type prefix in the PR title
• Linked to the GitHub issue with discussion and accepted design
• Targets only one GitHub issue
• Wrote unit and integration tests
• Wrote relevant migration scripts if necessary
• All CI checks have passed
• Added relevant godoc comments
• Updated the scripts for local run, e.g genesis_config_commands.sh if the PR changes parameters
• Add an issue in the e2e-tests repo if necessary

SDK Checklist

• Import/Export Genesis
• Registered Invariants
• Registered Events
• Updated openapi.yaml
• No usage of go map
• No usage of time.Now()
• Used fixed point arithmetic and not float arithmetic
• Avoid panicking in Begin/End block as much as possible
• No unexpected math Overflow
• Used sendCoin and not SendCoins
• Out-of-block compute is bounded
• No serialized ID at the end of store keys
• UInt to byte conversion should use BigEndian

Full security checklist here

----;

For Reviewer:

• Confirmed the correct type prefix in the PR title
• Reviewers assigned
• Confirmed all author checklist items have been addressed

---;

After reviewer approval:

• In case the PR targets the main branch, PR should not be squash merge in order to keep meaningful git history.
• In case the PR targets a release branch, PR must be rebased.

[omritoptix]

@mtsitrin test failed

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 30.64%. Comparing base (3a4313f) to head (fb95a45).
Report is 6 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #724      +/-   ##
==========================================
- Coverage   30.65%   30.64%   -0.02%     
==========================================
  Files         233      233              
  Lines       32591    32580      -11     
==========================================
- Hits         9991     9984       -7     
+ Misses      21034    21031       -3     
+ Partials     1566     1565       -1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.