chore: fix stale framework version comment in osu.Game.csproj

Agent-Logs-Url: https://github.com/winnerspiros/osu/sessions/d5f7d66b-e601-4c64-8929-91a628166bc5

Co-authored-by: winnerspiros <1675249+winnerspiros@users.noreply.github.com>

Author: Copilot

osu.Game/osu.Game.csproj

@@ -41,7 +41,7 @@
     <PackageReference Include="ppy.osu.Framework" Version="2026.508.3" />
     <!--
       Explicitly pin `ppy.Veldrid.SPIRV` to the winnerspiros fork build that
-      `ppy.osu.Framework 2026.507.1` was compiled against. This version is the only
+      `ppy.osu.Framework 2026.508.3` was compiled against. This version is the only
       one whose `runtimes/android-arm64/native/libveldrid-spirv.so` is aligned to 16 KB
       pages (required by Android 16+). It lives only as a release asset on
       <https://github.com/winnerspiros/veldrid-spirv/releases/tag/1.0> and is vendored