Update lint config with changes from

StackStorm/st2#4657.

python/.flake8

@@ -1,4 +1,20 @@
 [flake8]
 max-line-length = 100
 ignore = E128,E402,E722,W504
+ignore =
+ E128,E402,E722,W504,
+ H101,H104,H105,H106,H107,H108,H109,
+ H201,H202,H203,H204,H205,H206,H207,H208,H209,H234,H238,
+ H301,H302,H303,H304,H305,H306,H307,H308,H309,
+ H401,H402,H403,H404,H405,H406,H407,H408,H409,
+ H501,H502,H503,H504,H505,H506,H507,H508,H509,
+ H601,H602,H603,H604,H605,H606,H607,H608,H609,
+ H701,H702,H703,H704,H705,H706,H707,H708,H709,
+ H801,H802,H803,H804,H805,H806,H807,H808,H809,
+ H901,H902,H903,H904,H905,H906,H907,H908,H909
 exclude=*.egg/*,build,dist
+
+# Configuration for flake8-copyright extension
+copyright-check = True
+copyright-min-file-size = 1
+select = E,F,W,C