Update parcels/field.py

Co-authored-by: Nick Hodgskin <36369090+VeckoTheGecko@users.noreply.github.com>

Author: fluidnumericsJoe

parcels/field.py

@@ -208,7 +208,6 @@ def __init__(
         else:
             raise ValueError("Unsupported mesh type in data array attributes. Choose either: 'spherical' or 'flat'")
 
-        # Check if time is in self.data.dims
         if "time" not in self.data.dims:
             raise ValueError("Field is missing a 'time' dimension. ")