[PATCH STABLE] tests: handle Message-Id line wrapping in test-notify-changegroup.t

[Yuya Nishihara]

On Mon, 04 Nov 2019 09:48:27 +0100, Denis Laxalde wrote:
> # HG changeset patch
> # User Denis Laxalde <denis at laxalde.org>
> # Date 1572856510 -3600
> #      Mon Nov 04 09:35:10 2019 +0100
> # Branch stable
> # Node ID 9a43cef9ec59f711f1f697430aafd569ca9e2b31
> # Parent  579672b347d2169a4abfb372873972a0fd6a839c
> tests: handle Message-Id line wrapping in test-notify-changegroup.t

Queued for stable, thanks.