man: Add references to deb-control(5) and deb-triggers(5) in dpkg(1)

debian/changelog

@@ -7,6 +7,7 @@ dpkg (1.18.10) UNRELEASED; urgency=medium
       Reported by HW42 <hw42@ipsumj.de>.
     - Use debian/control as the SYNOPSIS in deb-src-control(5).
     - Add new deb-conffiles(5) man page.
+    - Add references to deb-control(5) and deb-triggers(5) in dpkg(1).
 
   [ Updated scripts translations ]
   * German (Helge Kreutzmann).

man/dpkg.1

@@ -954,13 +954,13 @@ The following files are components of a binary package. See \fBdeb\fP(5)
 for more information about them:
 .RS
 .nf
-.I control
+.IR control " (\fBdeb\-control\fP(5))"
 .IR conffiles " (\fBdeb\-conffiles\fP(5))"
 .I preinst
 .I postinst
 .I prerm
 .I postrm
-.I triggers
+.IR triggers " (\fBdeb\-triggers\fP(5))"
 .fi
 .RE
 .