phosphor-networkd-rev.bbclass: bump version

Change-Id: Ibfa2b63c28c44e554ddc442f9da5eddf93e03c19
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/classes/phosphor-networkd-rev.bbclass b/classes/phosphor-networkd-rev.bbclass
index 0524478..6eebbbe 100644
--- a/classes/phosphor-networkd-rev.bbclass
+++ b/classes/phosphor-networkd-rev.bbclass
@@ -1,2 +1,2 @@
 SRC_URI += "git://github.com/openbmc/phosphor-networkd"
-SRCREV = "6af6144a745aff4ed90d923cedb064ba28ed3fb2"
+SRCREV = "4a5f08a8b800d7505d7e570c2f0ce20ba197e665"