docs: change requirements file for the docker
Deployment
==========
1. Create a new **Python 3.6.7** environment.
-2. Install project requirements:
+2. Install project docker config generator requirements:
```bash
- pip -r install requirements.txt
+ pip -r install gen_requirements.txt
```
3. Install and configure [Docker](https://docs.docker.com/install/) and [Docker-compose](https://docs.docker.com/compose/install/)
4. Set up an environmental variable for storing high volume downloadable data, like pre-trained models in [.env](../.env) file.
