fix(pull-request): use Python 3.10 for testing (#840)

Co-authored-by: pyansys-ci-bot <[email protected]>

Author: jorgepiloto

.github/workflows/ci_cd_pr.yml

@@ -424,8 +424,10 @@ jobs:
 
       - name: "Generate the name of the Docker image and the container"
         id: docker
+        env:
+          PYTHON_VERSION: ${{ matrix.python }}
         run: |
-          image_name=${STK_DOCKER_IMAGE}-python${MAIN_PYTHON_VERSION}
+          image_name=${STK_DOCKER_IMAGE}-python${PYTHON_VERSION}
           echo "image=${image_name}" >> "${GITHUB_OUTPUT}"
 
       - name: "Start the container from the desired image"

doc/source/changelog/840.fixed.md

@@ -0,0 +1 @@
+Use Python 3.10 for testing