Bump elliptic from 6.5.2 to 6.5.3 in /ct
Bump elliptic from 6.5.2 to 6.5.3 in /ct

Fixes https://github.com/google/skia-buildbot/network/alert/ct/package-lock.json/elliptic/open

This is an imported pull request from
https://github.com/google/skia-buildbot/pull/34

GitOrigin-RevId: 32611350f6c338a90350816938078c5c24953159
Change-Id: Ic61ae8e37811dcb823384b0d4d8a91de6818bc90
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/340642
Reviewed-by: Ravi Mistry <9fa2e7438b8cb730f96b74865492597170561628@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot