[meld] vc.git: Fix a "bad" escape string

[Kai Willadsen <kaiw src gnome org>]

commit 231829dc67c26290614ea07becffa6564547fa5c
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Sat Jan 12 06:48:39 2019 +1000

    vc.git: Fix a "bad" escape string
    
    This had no effect, just placating flake8.

 meld/vc/git.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/meld/vc/git.py b/meld/vc/git.py
index beaced8c..d388557e 100644
--- a/meld/vc/git.py
+++ b/meld/vc/git.py
@@ -47,8 +47,8 @@ class Vc(_vc.Vc):
     NAME = "Git"
     VC_DIR = ".git"
 
-    GIT_DIFF_FILES_RE = ":(\d+) (\d+) ([a-z0-9]+) ([a-z0-9]+) ([XADMTU])\t(.*)"
-    DIFF_RE = re.compile(GIT_DIFF_FILES_RE)
+    DIFF_FILES_RE = r":(\d+) (\d+) ([a-z0-9]+) ([a-z0-9]+) ([XADMTU])\t(.*)"
+    DIFF_RE = re.compile(DIFF_FILES_RE)
 
     conflict_map = {
         # These are the arguments for git-show