phosphor-hwmon.bb: bump version

Change-Id: I4a67904493c560861a16189ea5f6e4c56d106780
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/meta-phosphor/common/recipes-phosphor/sensors/phosphor-hwmon.bb b/meta-phosphor/common/recipes-phosphor/sensors/phosphor-hwmon.bb
index a657642..4d4aeaf 100644
--- a/meta-phosphor/common/recipes-phosphor/sensors/phosphor-hwmon.bb
+++ b/meta-phosphor/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 = "8af8a2002f54178c64d59c86a8abe57bd3787b56"
+SRCREV = "1f8a9586266d90f8d88b5c1af51833b067d9c0b8"
 
 S = "${WORKDIR}/git"