Bug: [CI] update hotfix pr check workflow to parse backticks in pr title



Currently backticks in hotfix pr title is not being parsed resulting in hotfix-pr-check workflow failing. Update the workflow to parse backticks too
## Type of Change
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- [ ] Bugfix
- [ ] New feature
- [ ] Enhancement
- [ ] Refactoring
- [ ] Dependency updates
- [ ] Documentation
- [x] CI/CD

## Description
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Currently backticks in hotfix pr title is not being parsed resulting in hotfix-pr-check workflow failing. This PR updates the workflow to store pr title in env and make use of it. 

Failing CI check (example) - https://github.com/juspay/hyperswitch/actions/runs/8359058549/job/22884641822

This PR also updates conventional check workflow to store commit message in env

### Additional Changes

- [ ] This PR modifies the API contract
- [ ] This PR modifies the database schema
- [ ] This PR modifies application configuration/environment variables

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## Motivation and Context
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## How did you test it?
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## Checklist
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- [ ] I formatted the code `cargo +nightly fmt --all`
- [ ] I addressed lints thrown by `cargo clippy`
- [ ] I reviewed the submitted code
- [ ] I added unit tests for my changes where possible
- [ ] I added a [CHANGELOG](/CHANGELOG.md) entry if applicable
