Remove travis from repo (#2149)

* Remove travis from repo

* Use PR branch for Windows tests to add --user to pip args

.github/workflows/pr-windows.yml

@@ -22,7 +22,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Run Unit Tests
-        uses: harshanarayana/custom-actions@main
+        uses: ahopkins/custom-actions@pip-extra-args
         with:
           python-version: ${{ matrix.config.python-version }}
           test-infra-tool: tox
@@ -30,4 +30,5 @@ jobs:
           action: tests
           test-additional-args: "-e=${{ matrix.config.tox-env }}"
           experimental-ignore-error: "true"
-          command-timeout: '600000'
+          command-timeout: "600000"
+          pip-extra-args: "--user"