survey_date -> survey:date (#860)

use more common, documented and more followinng commonn namespace convention
https://wiki.openstreetmap.org/wiki/Key%3Asurvey%3Adate

---------

Co-authored-by: Martin Raifer <martin@raifer.tech>

data/deprecated.json

@@ -1605,6 +1605,10 @@
     "old": {"street_cabinet": "telecom"},
     "replace": {"utility": "telecom"}
   },
+  {
+    "old": {"survey_date": "*"},
+    "replace": {"survey:date": "$1"}
+  },
   {
     "old": {"sustenance": "bar"},
     "replace": {"amenity": "bar"}