Fix wording in status_danger_detail_info string

[psypherium]

Corrected wording in danger status message for clarity.

Agreements

• [ Y] I have reviewed and accepted the guidelines for contributing to this project.
• [Y ] I have reviewed and closely followed the Style Guide for this Android app.

Classification

• [ Y] Bugfix (non-breaking change which fixes an existing issue)
• New feature (non-breaking change which adds functionality)
• Refactor (restructuring of existing code without changing its external functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

[psypherium]

Issue also exists in the gitwiki here: https://github.com/CellularPrivacy/Android-IMSI-Catcher-Detector/wiki/Status-Icons