phosphor-hwmon.bb: bump version

Change-Id: I3778a6ddc6433e90d1ab9921e79cde6d032c2848
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/common/recipes-phosphor/sensors/phosphor-hwmon.bb b/common/recipes-phosphor/sensors/phosphor-hwmon.bb
index 98767a0..a657642 100644
--- a/common/recipes-phosphor/sensors/phosphor-hwmon.bb
+++ b/common/recipes-phosphor/sensors/phosphor-hwmon.bb
@@ -28,7 +28,7 @@
 SRC_URI += "git://github.com/openbmc/phosphor-hwmon"
 SRC_URI += "file://70-hwmon.rules"
 
-SRCREV = "62503a4ee5bfbcf23456cd16682120ee421f102c"
+SRCREV = "8af8a2002f54178c64d59c86a8abe57bd3787b56"
 
 S = "${WORKDIR}/git"