Remove obsolete Group tag

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

ibus-table-chinese.spec

@@ -9,7 +9,6 @@ Summary:        Chinese input tables for IBus
 Summary(zh_CN): 中文码表输入法
 Summary(zh_TW): 中文碼表輸入法
 License:        GPLv3+
-Group:          System Environment/Libraries
 URL:            https://github.com/definite/ibus-table-chinese
 # Change Source URL when upstream released tar ball
 # Source0:        https://github.com/definite/ibus-table-chinese/archive/%{version}.tar.gz#/%{name}-%{version}-Source.tar.gz
@@ -37,7 +36,6 @@ ibus-table-chinese 提供了中文碼表輸入法的基礎架構。
 Summary:       Array input methods
 Summary(zh_CN): 行列输入法
 Summary(zh_TW): 行列輸入法
-Group:         System Environment/Libraries
 License:       Freely redistributable without restriction
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-array30 = %{version}-%{release}
@@ -64,7 +62,6 @@ array30-big: 27489 characters + Unicode ExtB.
 Summary:       Cangjie based input methods
 Summary(zh_TW): 倉頡輸入法
 Summary(zh_CN): 仓颉输入法
-Group:         System Environment/Libraries
 License:       Freely redistributable without restriction
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-cangjie = %{version}-%{release}
@@ -81,7 +78,6 @@ Cangjie3, Canjie5, and Cangjie big tables.
 %package cantonese
 Summary:        Cantonese input methods
 Summary(zh_TW): 粵語輸入法
-Group:            System Environment/Libraries
 License:       GPLv2 and GPLv3+ and Freely redistributable without restriction
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-cantonese = %{version}-%{release}
@@ -101,7 +97,6 @@ and jyutping.
 Summary:        Easy input method
 Summary(zh_CN): 轻松输入法
 Summary(zh_TW): 輕鬆輸入法
-Group:            System Environment/Libraries
 License:        GPLv2
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-easy = %{version}-%{release}
@@ -120,7 +115,6 @@ Easy phrase-wise input method.
 Summary: Erbi input method
 Summary(zh_CN): 二笔输入法
 Summary(zh_TW): 二筆輸入法
-Group:          System Environment/Libraries
 License:       GPLv2+
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-erbi = %{version}-%{release}
@@ -146,7 +140,6 @@ and  Erbi Qin-Song (erbi-qs)
 Summary:       Quick-to-learn input methods
 Summary(zh_CN): 速成输入法
 Summary(zh_TW): 速成輸入法
-Group:         System Environment/Libraries
 License:       Freely redistributable without restriction
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-quick = %{version}-%{release}
@@ -172,7 +165,6 @@ and Smart Cangjie 6.
 Summary: Smart Cangjie
 Summary(zh_CN): 快速仓颉输入法
 Summary(zh_TW): 快速倉頡輸入法
-Group:         System Environment/Libraries
 License:       GPLv3+
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-cangjie = %{version}-%{release}
@@ -210,7 +202,6 @@ This package includes the Smart Cangjie 6.
 Summary: Stroke 5 input method
 Summary(zh_CN): 笔顺五码输入法
 Summary(zh_TW): 筆順五碼輸入法
-Group:          System Environment/Libraries
 License:        GPLv3+
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-stroke5 = %{version}-%{release}
@@ -229,7 +220,6 @@ Erbi input method.
 Summary: Wu pronunciation input method
 Summary(zh_CN): 上海吳语注音输入法
 Summary(zh_TW): 上海吳語注音輸入法
-Group:          System Environment/Libraries
 License:        GPLv2+
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-wu = %{version}-%{release}
@@ -253,7 +243,6 @@ Summary: Haifeng Wubi input method
 Summary(zh_CN): 海峰五笔输入法
 Summary(zh_TW): 海峰五筆輸入法
 License:        BSD
-Group:          System Environment/Libraries
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-wubi = %{version}-%{release}
 Obsoletes:      ibus-table-wubi < 1.3
@@ -273,7 +262,6 @@ Haifeng Wubi 86.
 Summary: Jidian Wubi 86 input method, JiShuang 6.0
 Summary(zh_CN): 极点五笔86输入法 极爽词库 6.0
 Summary(zh_TW): 極點五筆86輸入法 極爽詞庫 6.0
-Group:          System Environment/Libraries
 License:       Freely redistributable without restriction
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-wubi = %{version}-%{release}
@@ -293,7 +281,6 @@ Wubi 86.
 Summary: YongMa input method
 Summary(zh_CN): 永码输入法
 Summary(zh_TW): 永碼輸入法
-Group:          System Environment/Libraries
 License:        GPLv3
 Requires:       %{name} = %{version}-%{release}
 Provides:       ibus-table-yong = %{version}-%{release}