[Telemetry] Enable more lint checks for telemetry/.

tools/telemetry/pylintrc

 [MESSAGES CONTROL]
 
 # Disable the message, report, category or checker with the given id(s).
 # TODO(nednguyen): Remove unusued-argument and unused-import from this list.
-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,import-error,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,protected-access,reimported,star-args,super-on-old-class,superfluous-parens,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,unnecessary-semicolon,unpacking-non-sequence,useless-else-on-loop,unused-argument,unused-import
+disable=I0010,I0011,abstract-class-little-used,abstract-class-not-used,anomalous-backslash-in-string,bad-builtin,bad-continuation,bad-indentation,bad-str-strip-call,bad-whitespace,broad-except,cell-var-from-loop,deprecated-lambda,deprecated-module,duplicate-code,fixme,global-statement,import-error,interface-not-implemented,invalid-name,locally-enabled,logging-not-lazy,missing-docstring,no-init,no-member,no-name-in-module,no-self-use,not-callable,old-style-class,protected-access,star-args,superfluous-parens,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,unpacking-non-sequence,unused-argument,unused-import
 
 
 [REPORTS]
 
 # Don't write out full reports, just messages.
 reports=no
 
 
 [FORMAT]
 
 # We use two spaces for indents, instead of the usual four spaces or tab.
 indent-string='  '