update VMOD entry for oob_probe

R1/source/vmods/vmod_oob_probe.json

 {
-    "date": "YYYY-MM-DD",
-    "desc": "oob\\_probe -- assign an out-of-band health probe to a backend",
+    "date": "2016-04-21",
+    "desc": "assign an out-of-band health probe to a backend",
     "license": "FreeBSD",
     "name": "oob_probe",
     "repos": "https://code.uplex.de/uplex-varnish/oob_probe",
@@ -10,7 +10,8 @@
         }
     },
     "status": "development",
+    "maintainer":"varnish-support@uplex.de",
     "support": [
         "Uplex"
     ]
-}
\ No newline at end of file
+}