GridPath v2025.3.0

What's Changed

• Feature: Add horizon average flow constraints by @anamileva in #1209
• Feature: Flow ramp limits by @anamileva in #1210
• Enhancement: Fully implement release and spill bounds by @anamileva in #1211
• Enhancement: Improve query efficiency by @anamileva in #1212
• Enhancement: Optionally allow violations of some reservoir constraints by @anamileva in #1213
• Feature: Total outflow limits by @anamileva in #1214
• Feature: Support soft horizon flow constraints by @anamileva in #1215
• Feature: Horizon availabilities by @anamileva in #1216

Full Changelog: v2025.2.0...v2025.3.0