Privacy & ad consent update:

- Updated ad consent flow to comply with Google AdMob's latest privacy requirements
- Added "Manage Ad Privacy" option in Settings so users in the EU and UK can review or change their consent at any time
- Improved ad initialization stability and App Tracking Transparency handling
- Minor performance and reliability fixes

Cross-promotion improvements: links to other Electools apps now open in App Store on iOS instead of Google Play.

Bug fixes and stability improvements.