meta-ibm: system1: enable bmcweb redfish logs

Tested:
- Confirmed logs present under
  /redfish/v1/Managers/bmc/LogServices/EventLog/Entries

Change-Id: I88daf714e2422924f4a6906d906f0d535d036869
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/meta-ibm/recipes-phosphor/interfaces/bmcweb_%.bbappend b/meta-ibm/recipes-phosphor/interfaces/bmcweb_%.bbappend
index 318fe08..952f4bb 100644
--- a/meta-ibm/recipes-phosphor/interfaces/bmcweb_%.bbappend
+++ b/meta-ibm/recipes-phosphor/interfaces/bmcweb_%.bbappend
@@ -21,6 +21,7 @@
 
 EXTRA_OEMESON:append:system1 = " \
      -Dhttp-body-limit=400 \
+     -Dredfish-dbus-log=enabled \
 "
 
 inherit obmc-phosphor-discovery-service