feeds.conf: bump routing feed to latest in the openwrt-18.06 branch

7589804 Merge pull request freifunk-gluon#474 from ecsv/batadv-for-18.06
c07326c batman-adv: Fix duplicated OGMs on NETDEV_UP
cad1fba Merge pull request freifunk-gluon#469 from ecsv/batadv-for-18.06
145ba7f batman-adv: Merge bugfixes from 2019.2
40b7519 batman-adv: Reorder patches
e5fe4b6 Merge pull request freifunk-gluon#462 from ecsv/batadv-18.06
ee2d981 batman-adv: Merge bugfixes from 2019.1
4d7a182 nodogsplash: fix invalid pointer bug when clock is turned back (freifunk-gluon#456)
2ad165c Merge pull request freifunk-gluon#452 from dangowrt/openwrt-18.06
71f9aae luci-app-bmx7: update to v0.1-alpha
0e3d701 bmx7: update to git snapshot as of 2018-12-29
42af835 batman-adv: Refresh patches

feeds.conf

@@ -1,6 +1,6 @@
 src-git packages https://github.com/openwrt/packages.git^5d3cb594e49132158ca7b41f4246421078e8f92a
 src-git luci https://github.com/openwrt/luci.git^7e9de0d25feb8e462441054e81ffe8b18b401760
-src-git routing https://github.com/openwrt-routing/packages.git^ea345d16a6e27c2a8fdf67bf543cc36a5f189131
+src-git routing https://github.com/openwrt-routing/packages.git^7589804a56baac804421b492c93004c28a627abb
 src-git packages_berlin https://github.com/freifunk-berlin/firmware-packages.git^4ad95b8536653c6b4c61fc358ae6c778e4d6c92d
 src-git gluon https://github.com/freifunk-gluon/packages.git^d2c162fd42e9526a5abb2afbbd6f135ca96e5169