libmicrohttpd: Add CPE string.

This helps in CVE tracking.

BUG=None
TEST=PreCQ passes

Change-Id: I7c52be0b844aa01247ec6ce4b6704f033ddc937a
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/1865028
Tested-by: Allen Webb <allenwebb@google.com>
Reviewed-by: Luum Habtemariam <luum@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Allen Webb <allenwebb@google.com>
1 file changed