ci: remove --skip-requirements and --extra-packages flags from cli-level1-tests venv setup

Reverted to standard requirements.txt installation instead of explicit test package dependencies, aligning with the default behavior of setup-python-venv.sh script.

.gitea/workflows/cli-level1-tests.yml

@@ -41,9 +41,7 @@ jobs:
 
           bash scripts/ci/setup-python-venv.sh \
             --repo-dir "$PWD" \
-            --venv-dir "$PWD/venv" \
-            --skip-requirements \
-            --extra-packages "pytest click typer rich"
+            --venv-dir "$PWD/venv"
           echo "✅ Python environment ready"
 
       - name: Verify CLI imports