upgrade pytorch from 2.4.0 => 2.4.1 (#1950)

* upgrade pytorch from 2.4.0 => 2.4.1

* update xformers for updated pytorch version

* handle xformers version case for torch==2.3.1

.github/workflows/tests.yml

@@ -36,7 +36,7 @@ jobs:
       fail-fast: false
       matrix:
         python_version: ["3.10", "3.11"]
-        pytorch_version: ["2.3.1", "2.4.0"]
+        pytorch_version: ["2.3.1", "2.4.1"]
     timeout-minutes: 20
 
     steps:
@@ -94,7 +94,7 @@ jobs:
           - cuda: 124
             cuda_version: 12.4.1
             python_version: "3.11"
-            pytorch: 2.4.0
+            pytorch: 2.4.1
             num_gpus: 1
             axolotl_extras:
     steps: