Remove obsolete Group tag

References: https://fedoraproject.org/wiki/Changes/Remove_Group_Tag

libdc1394.spec

@@ -8,7 +8,6 @@ Name: libdc1394
 Version: 2.2.2
 Release: 11%{?svn_snapshot}%{?dist}
 License: LGPLv2+
-Group: System Environment/Libraries
 URL: http://sourceforge.net/projects/libdc1394/
 Source: http://downloads.sourceforge.net/project/libdc1394/libdc1394-2/%{version}/libdc1394-%{version}.tar.gz
 ExcludeArch: s390 s390x
@@ -30,7 +29,6 @@ cameras that conform to the 1394-based Digital Camera Specification.
 
 %package devel
 Summary: Header files and libraries for %{name}
-Group: Development/Libraries
 Requires: %{name} = %{version}-%{release}, libraw1394-devel
 Requires: pkgconfig
 
@@ -41,14 +39,12 @@ you will need to install %{name}-devel.
 
 %package docs
 Summary: Development documentation for %{name}
-Group: Documentation
 
 %description docs
 This package contains the development documentation for %{name}.
 
 %package tools
 Summary: Tools for use with %{name}
-Group: Applications/System
 Requires: %{name} = %{version}-%{release}
 
 %description tools