Update peps/pep-0718.rst

Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

Author: Gobot1234

peps/pep-0718.rst

@@ -236,7 +236,7 @@ as defined in :pep:`PEP 646<646#multiple-type-variable-tuples-not-allowed>`.
 Binding Rules
 ^^^^^^^^^^^^^
 Method subscription (including ``classmethods``, ``staticmethods``, etc.) should only
-have access tos their function's type parameter and not the enclosing class's.
+have access to their function's type parameter and not the enclosing class's.
 Subscription should follow the rules specified in :pep:`PEP 696<696#binding-rules>`;
 methods should bind type parameters on attribute access.