retry py source build

Author: Srinivas-E

.github/workflows/build.yml

@@ -67,12 +67,6 @@ jobs:
         with:
           python-version: '3.x'
 
-      # Install build tools (setuptools, wheel, and build)
-      - name: Install build tools
-        run: |
-          python -m pip install --upgrade pip
-          pip install setuptools wheel build
-
       - name: Describe Tag & Branch Name
         id: build_names
         run: |
@@ -87,6 +81,8 @@ jobs:
           cp -r ../third_party .
           mkdir app
           cp -r ../app/tng app
+          python -m pip install --upgrade pip
+          pip install build
           python -m build
         env:
           TAG_NAME: ${{ steps.build_names.outputs.TAG_NAME }}