Add nearest upstream revision/version for modp_b64.

Turns out this was the initial commit, since the source was imported
into the upstream repo mere days after Darin Fisher extracted it from
modp-base64-v2.0.0.tar.bz2, which came from
http://modp.com/release/base64/ (no longer works).

Bug: 347863261
Change-Id: I0d2d8bbce2fcfd027dada4282122f2f6c587b23f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5673720
Reviewed-by: Rachael Newitt <renewitt@google.com>
Auto-Submit: Peter Kasting <pkasting@chromium.org>
Commit-Queue: Rachael Newitt <renewitt@google.com>
Cr-Commit-Position: refs/heads/main@{#1322493}
NOKEYCHECK=True
GitOrigin-RevId: 28ded4f8c1a79c02dbaadbd47cd238b6aeca4258
1 file changed