Bump mypy-zope to 0.2.13. (#9678)

This fixes an error ("Cannot determine consistent method resolution order (MRO)")
when running mypy with a cache.

changelog.d/9678.misc

@@ -0,0 +1 @@
+Bump mypy-zope to 0.2.13 to fix "Cannot determine consistent method resolution order (MRO)" errors when running mypy a second time.

setup.py

@@ -103,7 +103,7 @@ CONDITIONAL_REQUIREMENTS["lint"] = [
     "flake8",
 ]
 
-CONDITIONAL_REQUIREMENTS["mypy"] = ["mypy==0.812", "mypy-zope==0.2.11"]
+CONDITIONAL_REQUIREMENTS["mypy"] = ["mypy==0.812", "mypy-zope==0.2.13"]
 
 # Dependencies which are exclusively required by unit test code. This is
 # NOT a list of all modules that are necessary to run the unit tests.