!10 Add gcc to BuildRequires

From: @panxh_purple
Reviewed-by: @overweight
Signed-off-by: @overweight

usermode.spec

@@ -1,6 +1,6 @@
 Name:          usermode
 Version:       1.113
-Release:       2
+Release:       3
 Summary:       Tools for certain user account management tasks
 License:       GPLv2+
 URL:           https://pagure.io/usermode/
@@ -10,6 +10,7 @@ Source1:       config-util
 Patch0:        Do-not-use-deprecated-flask.h-and-av_permissions.patch
 
 Requires:      pam passwd util-linux
+BuildRequires: gcc
 BuildRequires: desktop-file-utils gettext intltool perl-XML-Parser util-linux
 BuildRequires: glib2-devel gtk2-devel libblkid-devel libSM-devel libselinux-devel libuser-devel
 BuildRequires: pam-devel startup-notification-devel
@@ -72,6 +73,9 @@ done
 %{_mandir}/man8/*
 
 %changelog
+* Thu May 27 2021 panxiaohe <panxiaohe@huawei.com> - 1.113-3
+- Add gcc to BuildRequires
+
 * Thu Jul 30 2020 shenyangyang <shenyangyang4@huawei.com> - 1.113-2
 - Do not use deprecated flask.h and av_permissions