Remove obsolete Group tag

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

mbedtls.spec

@@ -6,7 +6,6 @@ Name: mbedtls
 Version: 2.16.0
 Release: 1%{?dist}
 Summary: Light-weight cryptographic and SSL/TLS library
-Group: System Environment/Libraries
 License: ASL 2.0
 URL: https://tls.mbed.org/
 Source0: https://tls.mbed.org/download/%{name}-%{version}-apache.tgz
@@ -35,7 +34,6 @@ FOSS License Exception: https://tls.mbed.org/foss-license-exception
 
 %package        utils
 Summary:        Utilities for %{name}
-Group:          Applications/System
 Requires:       %{name}%{?_isa} = %{version}-%{release}
 Obsoletes:      polarssl-utils < 1.3.10
 Provides:       polarssl-utils = %{version}-%{release}
@@ -45,7 +43,6 @@ Cryptographic utilities based on %{name}.
 
 %package        devel
 Summary:        Development files for %{name}
-Group:          Development/Libraries
 Requires:       %{name}%{?_isa} = %{version}-%{release}
 Obsoletes:      polarssl-devel < 1.3.10
 Provides:       polarssl-devel = %{version}-%{release}
@@ -56,7 +53,6 @@ developing applications that use %{name}.
 
 %package        static
 Summary:        Static files for %{name}
-Group:          Development/Libraries
 Requires:       %{name}-devel%{?_isa} = %{version}-%{release}
 
 %description    static
@@ -65,7 +61,6 @@ developing applications that use %{name}.
 
 %package        doc
 Summary:        Documentation files for %{name}
-Group:          Documentation
 BuildArch:      noarch
 
 %description    doc