Enable old-style-class lint check for telemetry & perf.

tools/perf/pylintrc

Index: tools/perf/pylintrc
diff --git a/tools/perf/pylintrc b/tools/perf/pylintrc
index 38f7301f23c1d409dcd7651c0b840218f9c53448..5feea03848f72a04a46091dc94b4372ef88c0574 100644
--- a/tools/perf/pylintrc
+++ b/tools/perf/pylintrc
@@ -2,7 +2,7 @@
 
 # Disable the message, report, category or checker with the given id(s).
 # TODO(perf-owners): Reduce this list to as small as possible.
-disable=I0010,I0011,abstract-class-little-used,abstract-class-not-used,anomalous-backslash-in-string,bad-builtin,bad-context-manager,bad-continuation,bad-indentation,bad-str-strip-call,bad-whitespace,broad-except,cell-var-from-loop,deprecated-lambda,deprecated-module,duplicate-code,eval-used,exec-used,fixme,function-redefined,global-statement,interface-not-implemented,invalid-name,locally-enabled,logging-not-lazy,missing-docstring,missing-final-newline,no-init,no-member,no-name-in-module,no-self-use,no-self-use,not-callable,old-style-class,reimported,star-args,super-on-old-class,too-few-public-methods,too-many-ancestors,too-many-arguments,too-many-branches,too-many-function-args,too-many-instance-attributes,too-many-lines,too-many-locals,too-many-public-methods,too-many-return-statements,too-many-statements,trailing-whitespace,useless-else-on-loop
+disable=I0010,I0011,abstract-class-little-used,abstract-class-not-used,anomalous-backslash-in-string,bad-builtin,bad-context-manager,bad-continuation,bad-indentation,bad-str-strip-call,bad-whitespace,broad-except,cell-var-from-loop,deprecated-lambda,deprecated-module,duplicate-code,eval-used,exec-used,fixme,function-redefined,global-statement,interface-not-implemented,invalid-name,locally-enabled,logging-not-lazy,missing-docstring,missing-final-newline,no-init,no-member,no-name-in-module,no-self-use,no-self-use,not-callable,reimported,star-args,super-on-old-class,too-few-public-methods,too-many-ancestors,too-many-arguments,too-many-branches,too-many-function-args,too-many-instance-attributes,too-many-lines,too-many-locals,too-many-public-methods,too-many-return-statements,too-many-statements,trailing-whitespace,useless-else-on-loop
 
 
 [REPORTS]