feat(android): add 5g check and test

[GitToTheHub]

Platforms affected

Android

Motivation and Context

• With PR ios: add 5G check #159 5G check was added to iOS. This PR adds the check for Android
• Added 5G test
• The variable type was wrongly misused as subtype. A variable subtypeName was added, which contains the value and is checked against.
• Generated-By: GPT-5.3-Codex, GitHub Copilot Chat

Description

Testing

Checklist

• I've run the tests to see all new and existing tests pass
• I added automated test coverage as appropriate for this change
• Commit is prefixed with (platform) if this change only applies to one platform (e.g. (android))
• If this Pull Request resolves an issue, I linked to the issue in the text above (and used the correct keyword to close issues using keywords)
• I've updated the documentation if necessary

[erisu]

LGTM