Suppress another CR in program output

adunstan · adunstan · commit b60f9afcf4bf · 2019-09-30T15:50:54.000-04:00
This one was exposed by a12c75a. Backpatch to release 11 where check_pg_config was introduced.
diff --git a/src/test/perl/TestLib.pm b/src/test/perl/TestLib.pm
@@ -388,6 +388,7 @@ sub check_pg_config
 	  \$stdout, '2>', \$stderr
 	  or die "could not execute pg_config";
 	chomp($stdout);
+	$stdout =~ s/\r$//;
 
 	open my $pg_config_h, '<', "$stdout/pg_config.h" or die "$!";
 	my $match = (grep { /^$regexp/ } <$pg_config_h>);
