Update lib/matplotlib/collections.py

Co-authored-by: Elliott Sales de Andrade <quantum.analyst@gmail.com>

Author: timhoffm

lib/matplotlib/collections.py

@@ -690,7 +690,7 @@ def set_linestyle(self, ls):
               ``''`` or ``'none'`` (discouraged: ``'None'``, ``' '``)  draw nothing
               =======================================================  ================
 
-            - A tuple describing the start position and lengths of dashes and spaxces:
+            - A tuple describing the start position and lengths of dashes and spaces:
 
                   (offset, onoffseq)