mesa: fix typo in python scripts

Reviewed-by: Matt Turner <mattst88@gmail.com>

src/gallium/auxiliary/util/u_format_parse.py

@@ -313,7 +313,7 @@ def _parse_channels(fields, layout, colorspace, swizzles):
     return channels
 
 def parse(filename):
-    '''Parse the format descrition in CSV format in terms of the 
+    '''Parse the format description in CSV format in terms of the
     Channel and Format classes above.'''
 
     stream = open(filename)

src/mesa/main/format_parser.py

@@ -532,7 +532,7 @@ def _parse_channels(fields, layout, colorspace, swizzle):
    return channels
 
 def parse(filename):
-   """Parse a format descrition in CSV format.
+   """Parse a format description in CSV format.
 
    This function parses the given CSV file and returns an iterable of
    channels."""