Revert "Import external/python/jinja into master"

This reverts commit e868444bb65b7ae2a025b1c8c7854a8c4f2f58c1.

Reason for revert: Since build will failed. We might need to wait b/160731429 fixed and submit it again.

Change-Id: I56449de779d11c13cdfe1243b9a9726f94e55b33
106 files changed
tree: 4b825dc642cb6eb9a060e54bf8d69288fbee4904

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