Fix symlink_asar failing if link is broken

This can happen if you `yarn release` without keeping node modules.

Author: code-asher

ci/lib.sh

@@ -103,7 +103,7 @@ RELEASE_PATH="${RELEASE_PATH-release}"
 # Code itself but also extensions will look specifically in this directory for
 # files (like the ripgrep binary or the oniguruma wasm).
 symlink_asar() {
-  if [ ! -e node_modules.asar ]; then
+  if [ ! -L node_modules.asar ]; then
     if [ "${WINDIR-}" ]; then
       # mklink takes the link name first.
       mklink /J node_modules.asar node_modules