phosphor-power: remove unused openpower-dbus-interfaces

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I728c4f15b4944f5e43949c34c5297cb168a349b0
diff --git a/recipes-phosphor/power/phosphor-power_git.bb b/recipes-phosphor/power/phosphor-power_git.bb
index 8c68d91..012b493 100644
--- a/recipes-phosphor/power/phosphor-power_git.bb
+++ b/recipes-phosphor/power/phosphor-power_git.bb
@@ -27,11 +27,8 @@
 
 SYSTEMD_PACKAGES = "${POWER_SERVICE_PACKAGES}"
 
-# TODO: in future when openpower-dbus-interfaces is removed from
-# phosphor-power, remove the dependency here.
 DEPENDS += " \
          phosphor-logging \
-         openpower-dbus-interfaces \
          ${PYTHON_PN}-sdbus++-native \
          sdeventplus \
          nlohmann-json \