Remove obsolete Group tag

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

zbar.spec

@@ -3,7 +3,6 @@ Version:	0.20.1
 Release:	4%{?dist}
 Summary:	Bar code reader
 
-Group:		User Interface/X Hardware Support
 License:	LGPLv2+
 URL:		http://zbar.sourceforge.net/
 Source0:	https://linuxtv.org/downloads/%{name}/%{name}-%{version}.tar.bz2
@@ -20,7 +19,6 @@ Includes applications for decoding captured bar code images and using a video
 device (e. g., webcam) as a bar code scanner.
 
 %package devel
-Group: Development/Libraries
 Summary: Bar code library extra development files
 Requires: pkgconfig, %{name} = %{version}-%{release}
 
@@ -29,7 +27,6 @@ This package contains header files and additional libraries used for
 developing applications that read bar codes with this library.
 
 %package gtk
-Group: Development/Libraries
 Summary: Bar code reader GTK widget
 Requires: %{name} = %{version}-%{release}
 
@@ -38,7 +35,6 @@ This package contains a bar code scanning widget for use with GUI
 applications based on GTK+-2.0.
 
 %package gtk-devel
-Group: Development/Libraries
 Summary: Bar code reader GTK widget extra development files
 Requires: pkgconfig, %{name}-gtk = %{version}-%{release}, %{name}-devel = %{version}-%{release}
 
@@ -48,7 +44,6 @@ developing GUI applications based on GTK+-2.0 that include a bar code
 scanning widget.
 
 %package qt
-Group: Development/Libraries
 Summary: Bar code reader Qt widget
 Requires: %{name} = %{version}-%{release}
 
@@ -57,7 +52,6 @@ This package contains a bar code scanning widget for use with GUI
 applications based on Qt4.
 
 %package qt-devel
-Group: Development/Libraries
 Summary: Bar code reader Qt widget extra development files
 Requires: pkgconfig, %{name}-qt = %{version}-%{release}, %{name}-devel = %{version}-%{release}