Add meson.build to version_stamp.pl

Author: Dagfinn Ilmari Mannsåker <ilmari@ilmari.org>
Reviewed-by: Andres Freund <andres@anarazel.de>
Discussion: https://www.postgresql.org/message-id/flat/7567dd2d-5e28-c135-79ff-270d7ed83490%40enterprisedb.com

src/tools/version_stamp.pl

@@ -95,6 +95,9 @@ my $fixedfiles = "";
 sed_file("configure.ac",
 	"-e 's/AC_INIT(\\[PostgreSQL\\], \\[[0-9a-z.]*\\]/AC_INIT([PostgreSQL], [$fullversion]/'"
 );
+sed_file("meson.build",
+	qq{-e "/^project(/,/^)/ s/ version: '[0-9a-z.]*',/ version: '$fullversion',/"}
+);
 
 print "Stamped these files with version number $fullversion:\n$fixedfiles";
 print "Don't forget to run autoconf $aconfver before committing.\n";