[IOT-2430] Change OCLinksPayloadValueCreate API

[IOT-2430] Change OCLinksPayloadValueCreate API

OCLinksPayloadiValue returned PayloadValue which requies memory
release when we only takes array member as property of payload.
Instead of PayloadValue, PayloadArray is returned from this API.
Considering the CPP API, this return type will work better.
API name has been changed into OCLinksPayloadArrayCreate also.

According to the API change, code used this API also changed
excluding redundant memory allocation.

Previously result is passed by parameter as pointer with bool
return, but result is passsed as return value to align the style
of other IoTivity Create type APIs.

Change-Id: I4ed976f29cef8105ac002021d970ef61d00ae7cd
Signed-off-by: uzchoi <uzchoi@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/21673
Tested-by: jenkins-iotivity <jenkins@iotivity.org>
Reviewed-by: Ashok Babu Channa <ashok.channa@samsung.com>