Fix bug for storage update to provider.

Fix bug for storage update to provider.

The provider will update two type of information,
one of information is connection information, and others is topic list.
It is problem that whole infomation was updated although just one of information updated.
In this patch, update logic is seperated updating infomation.

Change-Id: I0fe1062791ac43fadadbba04311b903c44678a1e
Signed-off-by: KIM JungYong <jyong2.kim@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/11051
Reviewed-by: Uze Choi <uzchoi@samsung.com>
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>