test: update pylint

Author: nedbat

Diff for: coverage/context.py

@@ -80,7 +80,7 @@ def mro(bases):
                     if f is func:
                         return base.__module__ + '.' + base.__name__ + "." + fname
                 for base in bases:
-                    qname = mro(base.__bases__)
+                    qname = mro(base.__bases__)  # pylint: disable=cell-var-from-loop
                     if qname is not None:
                         return qname
                 return None

Diff for: pylintrc

@@ -90,6 +90,8 @@ disable=
 # Messages that are noisy for now, eventually maybe we'll turn them on:
     invalid-name,
     protected-access,
+    unspecified-encoding,
+    consider-using-f-string,
     duplicate-code,
     cyclic-import
 

Diff for: requirements/dev.pip

@@ -15,7 +15,7 @@ tox
 
 # for linting.
 greenlet==1.1.1
-pylint==2.9.6
+pylint==2.11.1
 check-manifest==0.46
 readme_renderer==29.0