GridPath v2025.8.0

What's Changed

This is a maintenance release. Dependency versions bumped to latest. Drop support for Python 3.9 and 3.10; add support for Python 3.12 and 3.13.

• Maintenance: Maintenance dependency upgrades by @anamileva in #1289
• Enhancement: Make inertia requirement more flexible. by @alexrob18 in #1288
• Maintenance: Remove UI code from repository by @anamileva in #1290
• Maintenance: Minor fixes by @anamileva in #1291
• Maintenance: Test on Linux, Windows, and Mac by @anamileva in #1292
• Maintenance: Test with coverage on one parallel run only by @anamileva in #1296

Full Changelog: v2025.7.0...v2025.8.0