Cleanup integration workflow

Author: staticdev

.github/workflows/constraints.txt

@@ -1,3 +1,3 @@
 pip==22.3.1
-poetry==1.2.2
+poetry==1.3.0
 virtualenv==20.17.1

.github/workflows/integration.yml

@@ -32,11 +32,8 @@ jobs:
 
       - name: Install Poetry
         run: |
-          python -m pip install --upgrade pip
           pipx install --pip-args=--constraint=.github/workflows/constraints.txt poetry
-          python -m pip install --upgrade poetry
           poetry --version
-          poetry install
 
       - name: Install dependencies
         run: poetry install