Set debhelper-compat version in Build-Depends.

Fixes: lintian: uses-debhelper-compat-file
See-also: https://lintian.debian.org/tags/uses-debhelper-compat-file.html

debian/changelog

@@ -8,6 +8,7 @@ ruby-hashie (3.5.5-3) UNRELEASED; urgency=medium
   * Use secure copyright file specification URI.
   * Use secure URI in debian/watch.
   * Bump debhelper from old 11 to 12.
+  * Set debhelper-compat version in Build-Depends.
 
  -- Utkarsh Gupta <guptautkarsh2102@gmail.com>  Tue, 13 Aug 2019 05:35:57 +0530
 

debian/compat

-12

debian/control

@@ -3,7 +3,7 @@ Section: ruby
 Priority: optional
 Maintainer: Debian Ruby Extras Maintainers <pkg-ruby-extras-maintainers@lists.alioth.debian.org>
 Uploaders: Pirate Praveen <praveen@debian.org>
-Build-Depends: debhelper (>= 12~),
+Build-Depends: debhelper-compat (= 12),
                gem2deb,
                pry,
                rake,