[INI] This patch refactors the INI naming for saving model file

[INI] This patch refactors the INI naming for saving model file

This patch update the INI naming for saving the model file
from model to save_path

**Self evaluation:**
1. Build test: [x]Passed [ ]Failed [ ]Skipped
2. Run test: [x]Passed [ ]Failed [ ]Skipped

Signed-off-by: Parichay Kapoor <pk.kapoor@samsung.com>