feat(python): add cwe-326 inadequate encryption strength rules #1398

Job	Run time
build (javascript/express)	2m 10s
build (javascript/hapi)	15s
build (javascript/lang)	3m 23s
build (javascript/node)	19s
build (javascript/react)	27s
build (javascript/third_parties)	1m 58s
build (ruby/lang)	4m 9s
build (ruby/rails)	1m 43s
build (ruby/third_parties)	3m 28s
build (java/lang)	3m 1s
build (java/spring)	17s
build (java/android)	15s
build (java/third_parties)	32s
build (php/lang)	5m 7s
build (php/symfony)	56s
build (php/third_parties)	1m 9s
build (python/django)	42s
build (python/lang)	5m 55s
build (python/third_parties)	25s
build (go/lang)	1m 2s
build (go/gosec)	2m 11s
build (go/gorilla)	18s
build (go/third_parties)	38s
	40m 20s

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