jflte: Clean up and remove extra libs

* lib/libqc-opt.so already exists in vendor/lib/libqc-opt.so
* lib/libwvm.so already exists in vendor/lib/libwvm.so
* lib/libWVStreamControlAPI_L1.so exists in vendor/lib/libWVStreamControlAPI_L1.so

Change-Id: I838b6d50fc064a43d1faa7c85ab90fabfb43c0c0