Update alignment value of sliding window

Fix the alignment value of sliding window attribute

npu/qnn-int4/genai_config.json

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:dce5357e33a2547ad5ed8ed451d26871d09a277d87910271c7bdc18ad4171f58
-size 8480
+oid sha256:932ade0077a50d050e6097d9a7e6264a88071e32905f6cf27799c97a5233990e
+size 8479