Add missing quotes in wmic forgotten in fdf942f (#1645)

Quoting wmic node option prevents the command from failing when the destination node dns name contains a hyphen

Co-authored-by: Carrie Roberts <clr2of8@gmail.com>

atomics/T1003.003/T1003.003.yaml

@@ -163,7 +163,7 @@ atomic_tests:
       echo Sorry, can't connect to target host, check: network, firewall or permissions (must be admin on target)
   executor:
     command: |
-      wmic /node:#{target_host} shadowcopy call create Volume=#{drive_letter}
+      wmic /node:"#{target_host}" shadowcopy call create Volume=#{drive_letter}
     name: command_prompt
     elevation_required: true