update changelog

Signed-off-by: Vladimir Mandic <[email protected]>

CHANGELOG.md

@@ -16,6 +16,7 @@
     to force torch upgrade, either start with new installation or use `--reinstall` flag  
   - support for torch nightly builds and nvidia blackwell gpus!  
     use `--use-nightly` flag to install torch nightly builds  
+    current defaults to `torch==2.7.0+cu128` prerelease  
     *note*: nightly builds are required for blackwell gpus  
   - add support for torch **tunable ops**, this can speed up operations by up to *10-30%* on some platforms  
     *set in settings -> backend settings -> torch* and *paths -> tunable ops cache*