luci.mk: only use remote branch detection
luci.mk: only use remote branch detection

LEDE's scripts/feeds script creates local branches named after the checked
out commit hash, confusing local branch detection.

Solely use remote branch detection to avoid misidentifying such cases.

Signed-off-by: Jo-Philipp Wich <bd73d35759d75cc215150d1bbc94f1b1078bee01@mein.io>

openwrt-es/openwrt-luci,taiha/luci,Wedmer/luci,Noltari/luci,shangjiyu/luci-with-extra,nmav/luci,aa65535/luci,aa65535/luci,aa65535/luci,artynet/luci,openwrt/luci,tobiaswaldvogel/luci,openwrt-es/openwrt-luci,openwrt/luci,nmav/luci,taiha/luci,remakeelectric/luci,LuttyYang/luci,rogerpueyo/luci,wongsyrone/luci-1,Wedmer/luci,kuoruan/luci,hnyman/luci,kuoruan/luci,aa65535/luci,hnyman/luci,lbthomsen/openwrt-luci,Wedmer/luci,rogerpueyo/luci,tobiaswaldvogel/luci,shangjiyu/luci-with-extra,kuoruan/lede-luci,nmav/luci,lbthomsen/openwrt-luci,openwrt/luci,kuoruan/lede-luci,tobiaswaldvogel/luci,Noltari/luci,kuoruan/luci,chris5560/openwrt-luci,Noltari/luci,Noltari/luci,openwrt-es/openwrt-luci,openwrt/luci,lbthomsen/openwrt-luci,aa65535/luci,nmav/luci,wongsyrone/luci-1,shangjiyu/luci-with-extra,kuoruan/lede-luci,openwrt/luci,remakeelectric/luci,shangjiyu/luci-with-extra,Wedmer/luci,shangjiyu/luci-with-extra,rogerpueyo/luci,openwrt-es/openwrt-luci,oneru/luci,artynet/luci,lbthomsen/openwrt-luci,981213/luci-1,LuttyYang/luci,LuttyYang/luci,Noltari/luci,wongsyrone/luci-1,artynet/luci,wongsyrone/luci-1,981213/luci-1,Noltari/luci,oneru/luci,LuttyYang/luci,981213/luci-1,kuoruan/lede-luci,openwrt-es/openwrt-luci,chris5560/openwrt-luci,kuoruan/lede-luci,nmav/luci,kuoruan/lede-luci,LuttyYang/luci,981213/luci-1,rogerpueyo/luci,remakeelectric/luci,Noltari/luci,remakeelectric/luci,oneru/luci,chris5560/openwrt-luci,kuoruan/lede-luci,taiha/luci,kuoruan/luci,chris5560/openwrt-luci,taiha/luci,tobiaswaldvogel/luci,Wedmer/luci,wongsyrone/luci-1,openwrt/luci,artynet/luci,Wedmer/luci,openwrt-es/openwrt-luci,chris5560/openwrt-luci,lbthomsen/openwrt-luci,openwrt/luci,981213/luci-1,tobiaswaldvogel/luci,taiha/luci,oneru/luci,LuttyYang/luci,hnyman/luci,lbthomsen/openwrt-luci,oneru/luci,LuttyYang/luci,rogerpueyo/luci,wongsyrone/luci-1,hnyman/luci,wongsyrone/luci-1,shangjiyu/luci-with-extra,remakeelectric/luci,lbthomsen/openwrt-luci,981213/luci-1,artynet/luci,rogerpueyo/luci,shangjiyu/luci-with-extra,hnyman/luci,wongsyrone/luci-1,Noltari/luci,openwrt-es/openwrt-luci,nmav/luci,remakeelectric/luci,aa65535/luci,oneru/luci,hnyman/luci,openwrt-es/openwrt-luci,kuoruan/lede-luci,tobiaswaldvogel/luci,remakeelectric/luci,Wedmer/luci,remakeelectric/luci,hnyman/luci,LuttyYang/luci,oneru/luci,rogerpueyo/luci,taiha/luci,981213/luci-1,artynet/luci,Noltari/luci,kuoruan/luci,nmav/luci,openwrt/luci,aa65535/luci,aa65535/luci,tobiaswaldvogel/luci,tobiaswaldvogel/luci,kuoruan/luci,rogerpueyo/luci,nmav/luci,kuoruan/luci,artynet/luci,chris5560/openwrt-luci,taiha/luci,chris5560/openwrt-luci,shangjiyu/luci-with-extra,kuoruan/luci,taiha/luci,artynet/luci,Wedmer/luci,lbthomsen/openwrt-luci,nmav/luci,oneru/luci,hnyman/luci,artynet/luci,chris5560/openwrt-luci