x11-libs/libX11: Upgrade to 1.6.12 from upstream

BUG=chromium:1129840
TEST=emerge-tatl x11-libs/libX11

Change-Id: I6458e5b428d9c8e31a30e564935b4a29d6c2945c
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2421711
Tested-by: Fergus Dall <sidereal@google.com>
Reviewed-by: David Riley <davidriley@chromium.org>
diff --git a/x11-libs/libX11/Manifest b/x11-libs/libX11/Manifest
index b0ba9d9..4fcb6e8 100644
--- a/x11-libs/libX11/Manifest
+++ b/x11-libs/libX11/Manifest
@@ -1 +1 @@
-DIST libX11-1.6.11.tar.bz2 2389687 BLAKE2B 996cd32d4d408b15c400fa9472cba884513d78d278282434a85983171f7b3205ed1eb720fa39e49668e036cbbe06523c29c6cb49895f4465fc5f8cecb9a6237f SHA512 2cb4e215c1e3ccb327e02586844f8c426068536a0f472a39f12191feace607f61a6a08586f03758248199678c2f6897a984b0f1222bc0d68fd2e02702f4ce0bf
+DIST libX11-1.6.12.tar.bz2 2376498 BLAKE2B a2c6c76d5d4a15073f7837e6a72ecd8b7711dfcec48c54da538a6100a4afa01334a9456376633f1a2365717e03231c6b777c5683e462d10564065dc2437da39a SHA512 79df7d61d9009b0dd3b65f67a62189aa0a43799c01026b3d2d534092596a0b67f246af5e398a89eb1ccc61a27335f81be8262b8a39768a76f62d862cd7415a47
diff --git a/x11-libs/libX11/libX11-1.6.11.ebuild b/x11-libs/libX11/libX11-1.6.12.ebuild
similarity index 100%
rename from x11-libs/libX11/libX11-1.6.11.ebuild
rename to x11-libs/libX11/libX11-1.6.12.ebuild