Make the manual pages decompression format agnostic

It is recommended in the Fedora packaging guidelines to have

  %{_mandir}/man1/<command>.1*

which is more robust against future changes to the RPM scritps
to use different compression.

libavc1394.spec

@@ -52,8 +52,8 @@ chrpath -d $RPM_BUILD_ROOT%{_bindir}/*
 %{_bindir}/dvcont
 %{_bindir}/mkrfc2734
 %{_bindir}/panelctl
-%{_mandir}/man1/dvcont.1.gz
-%{_mandir}/man1/panelctl.1.gz
+%{_mandir}/man1/dvcont.1*
+%{_mandir}/man1/panelctl.1*
 %{_mandir}/man1/mkrfc2734.1*
 # libs are LGPLv2+
 %{_libdir}/libavc1394.so.*