skeleton-rev.bbclass: bump version

Change-Id: I33e255d7f78febeb7fe762a3d85d43cce11a8d60
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/meta-phosphor/classes/skeleton-rev.bbclass b/meta-phosphor/classes/skeleton-rev.bbclass
index 49a4594..904aeea 100644
--- a/meta-phosphor/classes/skeleton-rev.bbclass
+++ b/meta-phosphor/classes/skeleton-rev.bbclass
@@ -1,2 +1,2 @@
-SRCREV ?= "53d93023fd8782c9618c1e2b5f08430eedc11ee8"
+SRCREV ?= "8506f281aea41b81620c97c50dca61bccba8ae63"
 SKELETON_URI ?= "git://github.com/openbmc/skeleton"