Change profiling build

Change profiling build

[Issue#] LINUXNGWAP-444
[Feature] Change build parameters for profiling: -O2 optimization, disable debug symbols generation,
disable logs (change WebProcess profiling), disable gprof symbols generation.
Also profiling script was fixed after last changes in wrt-launcher.
[Cause] N/A
[Solution] Changed and fixed profiling. Updated wrt-preloader.
[Verification] Build repository with build_type=profiling. Run any widget,
check if wrt-client logs are disabled. Run profiling scripts.

Change-Id: I9870546ef472e763c548f77eb1b0d3722a48bf3a