Remove AddressFamily in openbmctool logging test

Remove AddressFamily as an expected field name.  This field
is not utilized for testing. It is also not supported and does
not appear in the Redfish code.

Signed-off-by: Steven Sombar <ssombar@us.ibm.com>
Change-Id: Id1c55b7158c9ec897206cffbcb2d27186b1fdf6a
diff --git a/lib/openbmctool_utils.py b/lib/openbmctool_utils.py
index b49fa28..17595c4 100755
--- a/lib/openbmctool_utils.py
+++ b/lib/openbmctool_utils.py
@@ -525,7 +525,6 @@
     return\
         [
             "Address",
-            "AddressFamily",
             "Port"
         ]