phosphor-networkd-rev.bbclass: bump version

Change-Id: I9e8561905ca51ca32d6d2ee2289c04a1ac771200
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/classes/phosphor-networkd-rev.bbclass b/classes/phosphor-networkd-rev.bbclass
index 47d2c2c..0ed4b4c 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 = "c35481dbdbd8e99c47f1be5f24e3eef2d8c442e3"
+SRCREV = "e8d42112b94dbb8fb90cc90443cf99673935d2ae"