Remove blurb about fixed in go1.11 in patch file

This blurb exists because we reused the same commit from an old patch,
and thus got the commit message with it. However the message is
confusing in this context.
It was suggested in review that we should remove the confusing message.

Signed-off-by: Brian Goff <cpuguy83@gmail.com>

patches/0001-archive-tar-do-not-populate-user-group-names.patch

@@ -11,10 +11,6 @@ on NULL pointer dereference).
 
 For much more details, see https://github.com/golang/go/issues/23265
 
-This is ultimately fixed in Go 1.11 (provided that "osusergo" build tag
-is set (see https://github.com/golang/go/commit/62f0127d81). In the
-meantime, let's use this fork.
-
 Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
 ---
  src/archive/tar/stat_unix.go | 26 +++-----------------------