manifest: Add west manifest for electric-eel

Adding west manifest to create build environment outside
of chroot.

BUG=None
TEST=west init -l ./manifest
     west update

Signed-off-by: Al Semjonovs <asemjonovs@google.com>
Change-Id: I1c8fe2277def58c82d5abca7fe3600970e0f6f88
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/electric-eel/+/4006495
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
1 file changed