Remove cypress from tests

.github/workflows/ci.yml

@@ -29,32 +29,4 @@ jobs:
       fail-fast: false
       matrix:
         # run 3 copies of the current job in parallel
-        containers: [1, 2, 3]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-      - uses: cypress-io/github-action@v4
-        with:
-          start: npm start
-          wait-on: 'http://localhost:8080/codap-plugin-api.js'
-          # only record the results to dashboard.cypress.io if CYPRESS_RECORD_KEY is set
-          record: ${{ !!secrets.CYPRESS_RECORD_KEY }}
-          # only do parallel if we have a record key
-          parallel: ${{ !!secrets.CYPRESS_RECORD_KEY }}
-        env:
-          # pass the Dashboard record key as an environment variable
-          CYPRESS_RECORD_KEY: ${{ secrets.CYPRESS_RECORD_KEY }}
-          # pass GitHub token to allow accurately detecting a build vs a re-run build
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          # turn on code coverage when running npm start
-          # so far we've been using a webpack coverage-istanbul-loader for this
-          # but there has been work on using the code coverage support in the browser directly,
-          # which should be much faster
-          CODE_COVERAGE: true
-          # Also turn on the code coverage tasks in cypress itself, these are disabled
-          # by default.
-          CYPRESS_coverage: true
-      - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v1
-        with:
-          flags: cypress
+        containers: [1, 2, 3]