[perl-ExtUtils-PkgConfig] perl-5.26.0 compatibility

[Torsten Schönfeld <tsch src gnome org>]

commit e31a43b524c32596172f15a636b9468e55268f18
Author: James E Keenan <jkeenan cpan org>
Date:   Fri Mar 31 21:05:24 2017 -0400

    perl-5.26.0 compatibility
    
    In Perl 5.26.0, '.' will no longer be found by default in @INC.  This patch
    adjusts 'require' statements in two test files to correctly locate file ./t/swallow_stderr.inc.
    
    For: https://rt.cpan.org/Ticket/Display.html?id=120819

 t/1.t |    2 +-
 t/4.t |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/t/1.t b/t/1.t
index 5306d37..9d15677 100644
--- a/t/1.t
+++ b/t/1.t
@@ -10,7 +10,7 @@ use warnings;
 use Test::More tests => 7;
 BEGIN { use_ok('ExtUtils::PkgConfig') };
 
-require 't/swallow_stderr.inc';
+require './t/swallow_stderr.inc';
 
 #########################
 
diff --git a/t/4.t b/t/4.t
index a729b5c..11c5145 100644
--- a/t/4.t
+++ b/t/4.t
@@ -8,7 +8,7 @@ use warnings;
 use Test::More tests => 24;
 use ExtUtils::PkgConfig;
 
-require 't/swallow_stderr.inc';
+require './t/swallow_stderr.inc';
 
 $ENV{PKG_CONFIG_PATH} = './t/';