feat(python): add datadog third parties rule (CWE-201) #1417

Job	Run time
build (javascript/express)	2m 10s
build (javascript/hapi)	14s
build (javascript/lang)	3m 16s
build (javascript/node)	17s
build (javascript/react)	28s
build (javascript/third_parties)	2m 4s
build (ruby/lang)	4m 13s
build (ruby/rails)	1m 38s
build (ruby/third_parties)	3m 27s
build (java/lang)	3m 1s
build (java/spring)	17s
build (java/android)	19s
build (java/third_parties)	33s
build (php/lang)	5m 12s
build (php/symfony)	57s
build (php/third_parties)	1m 5s
build (python/django)	40s
build (python/lang)	1m 44s
build (python/third_parties)	14s
build (go/lang)	1m 2s
build (go/gosec)	2m 7s
build (go/gorilla)	14s
build (go/third_parties)	39s
	35m 51s

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