docs(README): update instructions for installation of requirements an…

…d package

README.md

@@ -23,7 +23,8 @@ $ virtualenv venv -p python3.9
 
 ```bash
 $ source ./venv/bin/activate
-(venv) $ pip install git+https://github.com/HBPMedical/[email protected]
+(venv)$ pip install -r https://raw.githubusercontent.com/HBPMedical/mip-dmp/main/requirements.txt
+(venv)$ pip install git+https://github.com/HBPMedical/[email protected]
 ```
 
 ### For the developer
@@ -46,7 +47,8 @@ $ virtualenv venv -p python3.9
 
 ```bash
 $ source ./venv/bin/activate
-(venv) $ pip install -e .
+(venv)$ pip install -r requirements.txt
+(venv)$ pip install -e .
 ```
 
 ## Usage
@@ -131,4 +133,4 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
-This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!
+This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!