packaging: Disable sessiond when it is not used on low-memory model

packaging: Disable sessiond when it is not used on low-memory model

Disable sessiond when it is not used on low-memory model
according to the following build macro rules:

- %if ("%{sec_buildconf_optimized_memory}" != "1")
 : this key is used for both of Licensing 1GB/1.5GB model and Samsung 1GB model

 - %if ("%{sec_buildconf_product_lite_tizen}" != "y")
 : it is used for only Licensing 1GB/1.5GB/2.5GB)

Change-Id: I0c064a6308892792e08cbfe780fecf78cbbbdbd9
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>