remove install release

scripts/_common.sh

@@ -172,5 +172,4 @@ install_zabbix_repo(){
     ynh_add_extra_apt_repos__3_path=$(find /var/cache/yunohost/ /etc/yunohost/apps/zabbix/ -name "ynh_add_extra_apt_repos__3" | tail -n 1)
     source "$ynh_add_extra_apt_repos__3_path"
     ynh_install_extra_repo --repo="http://repo.zabbix.com/zabbix/4.4/debian $(lsb_release -sc) main" --key=https://repo.zabbix.com/zabbix-official-repo.key  --priority=999  --name=zabbix
-    ynh_package_install zabbix-release
 }