third_party/private_membership: fix deps to handle indirect proto import

This is extracted from https://crrev.com/c/5897794.

Bug: 366137880
Change-Id: I17afb30baccd3fc2ce4395ae794e90d56dc27715
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5903854
Reviewed-by: Igor <igorcov@chromium.org>
Commit-Queue: Igor <igorcov@chromium.org>
Auto-Submit: Takuto Ikuta <tikuta@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1362957}
NOKEYCHECK=True
GitOrigin-RevId: 9318c20ddee6990aa5dad45324b895b137e8641d
1 file changed