fix: use this. for property setter in c# class renderer

[marakalwa]

Description

The setter for c# class properties should use this.{propertyName} to assign values to avoid an edge case where there is a property named 'value'

Related Issue

Fixes #1862

Checklist

• The code follows the project's coding standards and is properly linted (npm run lint).
• Tests have been added or updated to cover the changes.
• Documentation has been updated to reflect the changes.
• All tests pass successfully locally.(npm run test).

Additional Notes

[netlify]

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[jonaslagoni]

Remember to update the example snapshots npm run test:examples:update

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

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

See analysis details on SonarCloud

[coveralls]

Pull Request Test Coverage Report for Build 8222406080

Details

• 1 of 1 (100.0%) changed or added relevant line in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 92.303%

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Totals
Change from base Build 8203318802:	0.0%
Covered Lines:	5994
Relevant Lines:	6325

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💛 - Coveralls

[jonaslagoni]

Awesome 👍

[asyncapi-bot]

🎉 This PR is included in version 3.4.2 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀

[asyncapi-bot]

🎉 This PR is included in version 4.0.0-next.36 🎉

The release is available on:

• npm package (@next dist-tag)
• npm package (@next dist-tag)
• GitHub release

Your semantic-release bot 📦🚀