phosphor-dbus-interfaces: srcrev bump 1b02c38979..548d3e988f

James Feist (1):
      Add availability decorator interface

Vikram Bodireddy (1):
      Add Staged to activation

(From meta-phosphor rev: d52a80881e406e1ecf8ed3d5b711ff1ad69b4b17)

Change-Id: Ia8a3faf43295db05ab42478deec90728d41f0657
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>