Update deprecated GitHub Actions commands.

ehuss · ehuss · commit 46ce077de621 · 2020-10-08T10:00:06.000-07:00
diff --git a/ci/install-hub.sh b/ci/install-hub.sh
@@ -21,4 +21,4 @@ case $1 in
     ;;
 esac
 
-echo "##[add-path]$PWD/hub/bin"
+echo "$PWD/hub/bin" >> $GITHUB_PATH
