Use a raw string for a regex escape (W605)

'\s' is not a recognised string escape.  Python still accepts it today but
warns, and it becomes a syntax error in a future release.

confluent_osdeploy/esxi7/profiles/hypervisor/scripts/makeksnet

@@ -2,7 +2,7 @@
 import re
 import subprocess
 import json
-uplinkmatch = re.compile('^\s*Uplinks:\s*(.*)')
+uplinkmatch = re.compile(r'^\s*Uplinks:\s*(.*)')
 nodename = None
 for inf in open('/etc/confluent/confluent.info', 'r').read().split('\n'):
     if inf.startswith('NODENAME: '):