[perl-gnome2-dia/deprecation: 4/6] Makefile.PL: added 'NO_META => 1'

[Brian Manning <bmanning src gnome org>]

commit 0d81d888281b2fc6c3744d8deed8e81a95b0d7b7
Author: Brian Manning <bmanning src gnome org>
Date:   Tue Sep 29 23:03:16 2020 -0700

    Makefile.PL: added 'NO_META => 1'
    
    - Calling 'make dist' is clobbering the META.yml file that's already
      included in the distribution, which is wrong and breaks things

 Makefile.PL | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/Makefile.PL b/Makefile.PL
index 32c7651..43e8342 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -29,6 +29,8 @@ unless (eval "use ExtUtils::Depends '$build_reqs{'perl-ExtUtils-Depends'}';"
            . "1") {
   warn "$@\n";
   WriteMakefile(
+    # don't clobber the existing META.yml
+    NO_META      => 1,
     PREREQ_FATAL => 1,
     PREREQ_PM    => {
       'Glib'                => $build_reqs{'perl-Glib'},
@@ -79,6 +81,8 @@ WriteMakefile(
   ABSTRACT_FROM => 'Dia.pm',
   XSPROTOARG    => '-noprototypes',
   MAN3PODS      => \%pod_files,
+  # don't clobber the existing META.yml
+  NO_META      => 1,
   $diacanvas->get_makefile_vars,
 );