phosphor-networkd-rev.bbclass: bump version

Change-Id: I5f2d5add4b0c328e300a08d54b5fc2b567ba00da
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/classes/phosphor-networkd-rev.bbclass b/classes/phosphor-networkd-rev.bbclass
index 30d9e79..403304e 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 = "09f6157b38fb498c0a9bc06fef8d1d82205e0de7"
+SRCREV = "b6242b02b12c9d2d33ccf5b17837770134f61f46"