Added Windows build badge [ci skip]
Added Windows build badge [ci skip]

xpol/luacheck,kidaa/luacheck,mpeterv/luacheck,xpol/luacheck,mpeterv/luacheck,xpol/luacheck,mpeterv/luacheck,linuxmaniac/luacheck,tst2005/luacheck,kidaa/luacheck,adan830/luacheck,tst2005/luacheck,adan830/luacheck,linuxmaniac/luacheck