Improve configure field docs

Author: tariqksoliman

configure/src/metaconfigs/layer-vector-config.json

@@ -422,14 +422,14 @@
             {
               "field": "time.startProp",
               "name": "Start Time Property Name",
-              "description": "Optional and only in use if Time Enabled = true and Time Type = Local. The starting time property path. Setting this is addition to Main Time Property Name casts the feature's time over a range instead of as a single point in time. Can use dot-notation for nested path. Can be a unix timestamp or an ISO time (end the ISO with a Z to designate that it should be treated as a UTC time).",
+              "description": "Optional and only in use if Time Enabled = true and Time Type = Local. The starting time property path. For geodatasets with time columns already set, leave this field empty. Leave this field empty  Setting this is addition to Main Time Property Name casts the feature's time over a range instead of as a single point in time. Can use dot-notation for nested path. Can be a unix timestamp or an ISO time (end the ISO with a Z to designate that it should be treated as a UTC time).",
               "type": "text",
               "width": 6
             },
             {
               "field": "time.endProp",
               "name": "Main/End Time Property Name",
-              "description": "Required in Time Enabled = true and Time Type = Local. The main time property path. Can use dot-notation for nested path. Can be a unix timestamp or an ISO time (end the ISO with a Z to designate that it should be treated as a UTC time).",
+              "description": "Required in Time Enabled = true and Time Type = Local. The main time property path. For geodatasets with time columns already set, leave this field empty. Can use dot-notation for nested path. Can be a unix timestamp or an ISO time (end the ISO with a Z to designate that it should be treated as a UTC time).",
               "type": "text",
               "width": 6
             }