From a138cbbb8cd63fa17a150c7f2d088f7e8555150c Mon Sep 17 00:00:00 2001
From: Brandon Mills <btmills@users.noreply.github.com>
Date: Fri, 12 Oct 2018 15:11:57 -0400
Subject: [PATCH] Revert "Fix: no-invalid-regexp disallows \ at end of pattern
 (fixes #10861) (#10920)"

This reverts commit 5fe0e1a9fccaaf5c7c883ca2c9cea12fae0fcd1f.