Fixed CI check for the package diff documentation (fixes #328)

Signed-off-by: Steffen Pankratz <steffen.pankratz@exasol.com>

Author: kratz00

.github/workflows/check_package_diffs.yaml

@@ -21,21 +21,19 @@ jobs:
         python-version: "3.10"
         poetry-version: "2.3.0"
 
-
-
     - name: Setup Poetry
       run: |
         PYTHON_BIN=$(command -v "python3.10")
         poetry env use "$PYTHON_BIN"
         poetry install
         poetry_env_path=$(poetry env info --path)
         echo "poetry_env_path=$poetry_env_path" >> $GITHUB_ENV
-      working-directory: scripts/generate_package_diffs_for_flavors
 
-    - name: Run generate_package_diffs_for_flavors
+    - name: Run exaslct generate-package-diffs
       run: |
         source "${{ env.poetry_env_path }}/bin/activate"
-        python3 scripts/generate_package_diffs_for_flavors/generate_package_diffs_for_flavors.py --output-directory /tmp/output --current-working-copy-name test
+        SLC_VERSION=$(poetry version --short)
+        poetry run exaslct generate-package-diffs --output-package-diff-directory doc/changes/package_diffs/${SLC_VERSION}/ --current-working-copy-name ${SLC_VERSION}
 
     - name: Check if package diff have changed
       run: |