gluon-core: don't rewrite distfeeds for next

Don't rewrite the OpenWrt distfeeds, as the current way of formatting
the URLs results in invalid URLs, as the path for snapshot packages
differs from release packages.

This is a hack and should be re-implemented properly in the future.

package/gluon-core/luasrc/lib/gluon/upgrade/500-opkg

@@ -37,7 +37,6 @@ local function replace_patterns(url)
 end
 
 
-local openwrt = site.opkg.openwrt()
 local extra = site.opkg.extra({})
 
 
@@ -52,8 +51,6 @@ for _, line in ipairs(distfeeds) do
 	local name = line:match('^src/gz%s' .. prefix .. '(%S+)%s')
 	if name == 'core' then
 		f:write('# ' .. line .. '\n')
-	elseif name and openwrt then
-		f:write(string.format('src/gz %s %s/%s\n', prefix .. name, replace_patterns(openwrt), name))
 	else
 		f:write(line .. '\n')
 	end