Use lookupPath instead of normalize

Co-authored-by: Hood Chatham <roberthoodchatham@gmail.com>

Author: pepijndevos

src/lib/libdylink.js

@@ -1104,7 +1104,7 @@ var LibraryDylink = {
      */`,
   $loadDynamicLibrary: function(libName, flags = {global: true, nodelete: true}, localScope, handle) {
     // Avoid duplicate LDSO entries from non-canonical paths (e.g. "sub/../lib.so")
-    libName = PATH.normalize(libName);
+    libName = FS.lookupPath(libName).path;
 #if DYLINK_DEBUG
     dbg(`loadDynamicLibrary: ${libName} handle: ${handle}`);
     dbg('existing:', Object.keys(LDSO.loadedLibsByName));