CCIP-3391:Port reorg test from CCIP

[b-gopalswami]

https://smartcontract-it.atlassian.net/browse/CCIP-3391

This PR ports reorg test changes from CCIP repo to Chainlink.
smartcontractkit/ccip#1379

This PR also address the couple of issues called out in here: https://smartcontract-it.atlassian.net/browse/CCIP-3400?focusedCommentId=293752

[github-actions]

I see you updated files related to core. Please run pnpm changeset in the root directory to add a changeset as well as in the text include at least one of the following tags:

• #added For any new functionality added.
• #breaking_change For any functionality that requires manual action for the node to boot.
• #bugfix For bug fixes.
• #changed For any change to the existing functionality.
• #db_update For any feature that introduces updates to database schema.
• #deprecation_notice For any upcoming deprecation functionality.
• #internal For changesets that need to be excluded from the final changelog.
• #nops For any feature that is NOP facing and needs to be in the official Release Notes for the release.
• #removed For any functionality/config that is removed.
• #updated For any functionality that is updated.
• #wip For any change that is not ready yet and external communication about it should be held off till it is feature complete.

[cl-sonarqube-production]

Quality Gate passed

Issues
2 New issues
1 Fixed issue
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarQube