Added LICENSE meta name as suggested by CPANTS.

manwar · manwar · commit 5f639487947d · 2018-12-10T11:53:25.000Z
diff --git a/Makefile.PL b/Makefile.PL
@@ -20,6 +20,7 @@ EOF
 WriteMakefile(
     'NAME'          => 'String::Format',
     'VERSION_FROM'  => 'Format.pm',
+    'LICENSE'       => 'gpl_2',
     'clean'         => \%clean,
     'PREREQ_PM'     => {
         'Test::More' => 0.00,
