AntiFreecam evolved 1.2.1+mc26.3

• Target the final Minecraft Java Edition 26.3 release.
• Update Fabric Loader to 0.19.5 and Fabric API to 0.160.5+26.3.
• Update Fabric Loom to 1.17.21 and the Gradle wrapper to 9.5.0, with distribution checksum verification.
• Keep the collision integration compatible with Freecam 1.5.0-alpha.0 for Minecraft 26.3.
• Configure release publishing for Minecraft 26.3 on Modrinth and CurseForge.
• Retain singleplayer collision enforcement, the dedicated-server handshake, and the optional render-distance limit introduced in 1.2.0.

Previous 1.2.0 snapshot changes

• Add an optional server-configured limit that keeps Freecam and WI Freecam cameras inside the player's effective render distance.
• Add automatic generation of config/antifreecam-evolved.json with the render-distance limit disabled by default.
• Add a backward-compatible configuration payload and require updated clients only when the new limit is enabled.
• Add support for Minecraft 26.3-snapshot-7.
• Accept the 26.3-alpha.7 runtime version reported by Fabric Loader for this snapshot.
• Add collision enforcement for WI Freecam 1.1.
• Enable collision enforcement automatically in singleplayer worlds.
• Keep compatibility with current and legacy Freecam configuration implementations.
• Keep the dedicated-server handshake.