phosphor-inventory-manager.inc: bump version

Change-Id: Ic94e65a2f4f322a56c11443da7e2b40539bf5979
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/meta-phosphor/common/recipes-phosphor/inventory/phosphor-inventory-manager.inc b/meta-phosphor/common/recipes-phosphor/inventory/phosphor-inventory-manager.inc
index 7f7ff64..4d781fe 100644
--- a/meta-phosphor/common/recipes-phosphor/inventory/phosphor-inventory-manager.inc
+++ b/meta-phosphor/common/recipes-phosphor/inventory/phosphor-inventory-manager.inc
@@ -2,4 +2,4 @@
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=e3fc50a88d0a364313df4b21ef20c29e"
 SRC_URI = "git://github.com/openbmc/phosphor-inventory-manager"
-SRCREV = "76e2f6a511706d375548f645d7af1ecf9fbdfe04"
+SRCREV = "56907e32196fa7e835a54b5e22f771686d619e13"