autorun_post: add missing library.

Change-Id: I58b2f85b78bca7c24bfae8335e26acf6a29c97ce
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/376033
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>

autorun_post.py

@@ -4,6 +4,7 @@ import subprocess
 import argparse
 import os
 import glob
+import re
 
 def main(output_dir, repo_dir):
     with open(os.path.join(output_dir, 'coverage.log'), 'w+') as log_file: