remove url

[James Bruten (james-bruten-mo)]

PR Summary

Code Reviewer:

Try removing url environment entry as per lfric_core

Code Quality Checklist

(Some checks are automatically carried out via the CI pipeline)

• I have performed a self-review of my own code
• My code follows the project's style guidelines
• Comments have been included that aid undertanding and enhance the
  readability of the code
• My changes generate no new warnings

Testing

• I have tested this change locally, using the rose-stem suite
• If any tests fail (rose-stem or CI) the reason is understood and
  acceptable (eg. kgo changes)
• I have added tests to cover new functionality as appropriate (eg. system
  tests, unit tests, etc.)

trac.log

Security Considerations

• This change does not introduce security vulnerabilities
• I have reviewed the code for potential security issues
• Sensitive data is properly handled (if applicable)
• Authentication and authorisation are properly implemented (if applicable)

Performance Impact

• Performance of the code has been considered and, if applicable, suitable
  performance measurements have been conducted

Contributor License Agreement (CLA)

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  Contributor License Agreement

AI Assistance and Attribution

• Some of the content of this change has been produced with the assistance
  of Generative AI tool name (e.g., Met Office Github Copilot Enterprise,
  Github Copilot Personal, ChatGPT GPT-4, etc) and I have followed the
  Simulation Systems AI policy (including
  attribution labels)

Documentation

• Where appropriate I have updated documentation related to this change and
  confirmed that it builds correctly

Code Review

• All dependencies have been resolved
• Related Issues are properly linked and addressed
• CLA compliance is confirmed
• Code quality standards are met
• Tests are adequate and passing
• Documentation is complete and accurate
• Security considerations have been addressed
• Performance impact is acceptable