Move update_idl.py to tools\win

update_idl.py was written for updating IDL files in chrome/updater but
turns out to be a crucial tool for updating all IDL files. This moves
update_idl.py in preparation for some updates to generalize and improve
it.

Change-Id: I62af367cf8b1d3c4c3cc8c6a0688c7fbaee46e6b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4242108
Reviewed-by: Xiaoling Bao <xiaolingbao@chromium.org>
Commit-Queue: Bruce Dawson <brucedawson@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1104322}
NOKEYCHECK=True
GitOrigin-RevId: fc1fe5bb837c76d3aa0ffdae05ff1ef293394b42
2 files changed