fix torch dependency issue

Author: mschwoer

requirements/requirements.txt

@@ -6,7 +6,7 @@ pandas==2.2.3
 numpy<2 # test: tolerate_version
 # torch 2.5.1 not available on darwin-x86_64:
 torch==2.5.1; sys_platform != 'darwin' or platform_machine != 'x86_64'
-torch; sys_platform == 'darwin' and platform_machine == 'x86_64' # test: ignore
+torch==2.2.2; sys_platform == 'darwin' and platform_machine == 'x86_64' # test: ignore
 tqdm==4.67.1
 numba==0.60.0
 psutil==6.1.0