[build] Change default cuDNN version to 8.6.0

To match CUDA12

To use the previous version add `-DCUDNN_VERSION=8.0.5` build flag
commit_hash:c4d0b8ac7640a1c6dad5c2993723ff632a99c29b

Author: deshevoy

build/ymake_conf.py

@@ -2522,10 +2522,10 @@ def __init__(self, cuda):
         self.cudnn_version = Setting('CUDNN_VERSION', auto=self.auto_cudnn_version)
 
     def have_cudnn(self):
-        return self.cudnn_version.value in ('7.6.5', '8.0.5')
+        return self.cudnn_version.value in ('7.6.5', '8.0.5', '8.6.0')
 
     def auto_cudnn_version(self):
-        return '8.0.5'
+        return '8.6.0'
 
     def print_(self):
         if self.cuda.have_cuda.value and self.have_cudnn():