Update data/schema/robot.json

Co-authored-by: Brent Yorgey <[email protected]>

data/schema/robot.json

@@ -15,7 +15,7 @@
             "description": "A description of the robot, given as a list of paragraphs. This is currently not used for much (perhaps not at all?)."
         },
         "loc": {
-            "description": "An optional (x,y) starting location for the robot. If the loc field is specified, then a concrete robot will be created at the given location. If this field is omitted, then this robot record exists only as a template which can be referenced from a cell in the world palette. Concrete robots will then be created wherever the corresponding palette character is used in the world map.",
+            "description": "An optional starting location for the robot. If the loc field is specified, then a concrete robot will be created at the given location. If this field is omitted, then this robot record exists only as a template which can be referenced from a cell in the world palette. Concrete robots will then be created wherever the corresponding palette character is used in the world map.",
             "oneOf": [
                 {"$ref": "./cosmic-loc.json"},
                 {"$ref": "./planar-loc.json"}