fix: remove unnecessary instalaltion in dev-build

.github/workflows/dev-build.yml

@@ -25,13 +25,6 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip3 install --upgrade setuptools pip
-        pip3 install --no-cache-dir -r requirements.txt
-        python3 -m pip uninstall -y imantics
-        pip3 install imantics==0.1.12
-        pip3 install --no-deps decimer-segmentation
-        pip3 install --no-deps decimer>=2.2.0
-        pip3 install --no-deps STOUT-pypi>=2.0.5
         pip install flake8 pytest
     - name: Analysing the code with pylint
       run: |