fix: Fixing header parameter issues in twilio-python

[AsabuHere]

Fixes

A short description of what this PR does.
Fixing header parameter issues in twilio-python

Checklist

• I acknowledge that all my contributions will be made under the project's license
• Run make test-docker
• Verify affected language:
  • Generate twilio-go from our OpenAPI specification using the build_twilio_go.py using python examples/build_twilio_go.py path/to/twilio-oai/spec/yaml path/to/twilio-go and inspect the diff
  • Run make test in twilio-go
  • Create a pull request in twilio-go
  • Provide a link below to the pull request
• I have made a material change to the repo (functionality, testing, spelling, grammar)
• I have read the Contribution Guidelines and my PR follows them
• I have titled the PR appropriately
• I have updated my branch with the main branch
• I have added tests that prove my fix is effective or that my feature works
• I have added the necessary documentation about the functionality in the appropriate .md file
• I have added inline documentation to the code I modified

If you have questions, please create a GitHub Issue in this repository.

[sonarqubecloud]

Quality Gate passed for 'twilio-oai-generator-java'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[sonarqubecloud]

Quality Gate passed for 'twilio-oai-generator-php'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[sonarqubecloud]

Quality Gate passed for 'twilio-oai-generator-node'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[sonarqubecloud]

Quality Gate failed for 'twilio-oai-generator-python'

Failed conditions
0.0% Coverage on New Code (required ≥ 80%)
18.8% Duplication on New Code (required ≤ 3%)
B Maintainability Rating on New Code (required ≥ A)

See analysis details on SonarQube Cloud

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