Added install and build steps in release workflow

Signed-off-by: Kharude, Sachin <sachin.kharude@here.com>

Author: Kharude, Sachin

.github/workflows/release.yml

@@ -12,6 +12,13 @@ jobs:
       uses: actions/setup-python@v2
       with:
         python-version: 3.8
+    - name: Install tools
+      run: |
+        python -m pip install --upgrade pip
+        pip install setuptools wheel twine
+    - name: Build the package
+      run: |
+        python setup.py sdist bdist_wheel
     - name: Publish package
       uses: pypa/gh-action-pypi-publish@master
       with: