Updated the files.

my-app/node_modules/pacote/lib/util/trailing-slashes.js

@@ -0,0 +1,10 @@
+const removeTrailingSlashes = (input) => {
+  // in order to avoid regexp redos detection
+  let output = input
+  while (output.endsWith('/')) {
+    output = output.slice(0, -1)
+  }
+  return output
+}
+
+module.exports = removeTrailingSlashes