v0.14.0 Release

• Big thanks to @RobKuipers - most of the improvements in this release were his contributions
• Fixed bug where GeoLocationField was always marked as "changed"
• Allow comparing GeoPoint object with string lat,lng
• Removed jQuery dependency, now straight javascript
• Added: Django 5.2 support
• Drop CI checks for Python 3.7 & 3.8
• Improved styling in Django admin for newer versions
• Updated to Google Maps AdvancedMarkerElement
• Load Google Maps Async