Release EquipWheel 1.5.7 Update

Update version for separate release

This version is updated for a separate releases on Thunderstore, with changed dependencies and meta data, since @virtuaCode is inactive:

• EquipWheel
• MoreEquipWheels

Change Log

• Update Libraries for Valheim 1.0 and Bepinex 5.4.2350
• Compile with .Net 4.8
• Move changelog to CHANGELOG.md (for thunderstore)
• Separate Thunderstore release
  • Update README with update notice and new references to updated version release
  • Change MoreEquipWheel dependency from virtuaCode-EquipWheel to ZashIn-EquipWheel
  • github workflow: add -suffix support, fix dependency version string, add CHANGELOG.md