Set debhelper-compat version in Build-Depends.

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

debian/changelog

@@ -3,6 +3,7 @@ node-strip-eof (1.0.0-3) UNRELEASED; urgency=medium
   * Trim trailing whitespace.
   * Use secure copyright file specification URI.
   * Bump debhelper from old 9 to 12.
+  * Set debhelper-compat version in Build-Depends.
 
  -- Debian Janitor <janitor@jelmer.uk>  Thu, 02 Jan 2020 10:39:23 +0000
 

debian/compat

-12

debian/control

@@ -4,7 +4,7 @@ Priority: optional
 Maintainer: Debian Javascript Maintainers <pkg-javascript-devel@lists.alioth.debian.org>
 Uploaders: Pirate Praveen <praveen@debian.org>
 Build-Depends:
- debhelper (>= 12~)
+ debhelper-compat (= 12)
  , dh-buildinfo
  , nodejs
 Standards-Version: 3.9.8