[PATCH v2 1/4] t/msgmap: updates for Perl 5.12+ and copyrights

[Eric Wong <e@80x24.org>]

Test::More is redundant with TestCommon, and nothing here
conflicts with the unicode_strings feature in Perl v5.12.
---
 t/msgmap.t | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/t/msgmap.t b/t/msgmap.t
index a3b7200f..124d3b10 100644
--- a/t/msgmap.t
+++ b/t/msgmap.t
@@ -1,8 +1,7 @@
-# Copyright (C) 2015-2021 all contributors <meta@public-inbox.org>
+#!perl -w
+# Copyright (C) all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
-use strict;
-use warnings;
-use Test::More;
+use v5.12;
 use PublicInbox::TestCommon;
 require_mods('DBD::SQLite');
 use_ok 'PublicInbox::Msgmap';