Add simulator to CI (#723)

* Add simulator to CI

* Install ganache before running sim

.github/workflows/test-suite.yml

@@ -49,3 +49,12 @@ jobs:
     - uses: actions/checkout@v1
     - name: Build the root Dockerfile
       run: docker build .
+  simulator-ubuntu:
+    runs-on: ubuntu-latest
+    needs: cargo-fmt
+    steps:
+    - uses: actions/checkout@v1
+    - name: Install ganache-cli
+      run: sudo npm install -g ganache-cli
+    - name: Run the beacon chain sim
+      run: cargo run --release --bin beacon_chain_sim