chore: use files in sub dirs

Author: vmx

.github/workflows/ci.yml

@@ -164,7 +164,7 @@ jobs:
       - name: Display structure of downloaded files
         run: ls -lR /var/tmp/filecoin-proof-parameters/
       - name: Move all artifacts from sub directories into the main one
-        run: 'mv /var/tmp/filecoin-proof-parameters/* /var/tmp/filecoin-proof-parameters/'
+        run: 'mv /var/tmp/filecoin-proof-parameters/*/* /var/tmp/filecoin-proof-parameters/'
       - name: Remove sub directories
         run: 'rmdir /var/tmp/filecoin-proof-parameters/*'
       - name: Display structure of downloaded files