Removing Chapel unit tests from CI to improve build time

.github/workflows/CI.yml

@@ -157,20 +157,3 @@ jobs:
       run: |
         ./benchmarks/run_benchmarks.py --correctness-only
         ./benchmarks/run_benchmarks.py --size=100 --gen-graphs
-
-  chapel_unit_tests_linux:
-    runs-on: ubuntu-latest
-    container:
-      image: chapel/chapel:1.27.0
-    steps:
-    - uses: actions/checkout@v2
-    - name: Install dependencies
-      run: |
-        apt-get update && apt-get install -y -V ca-certificates lsb-release wget
-        wget https://apache.jfrog.io/artifactory/arrow/$(lsb_release --id --short | tr 'A-Z' 'a-z')/apache-arrow-apt-source-latest-$(lsb_release --codename --short).deb
-        apt-get install -y -V ./apache-arrow-apt-source-latest-$(lsb_release --codename --short).deb
-        apt-get update && apt-get install -y libhdf5-dev hdf5-tools libzmq3-dev python3-pip libarrow-dev libparquet-dev
-        echo "\$(eval \$(call add-path,/usr/lib/x86_64-linux-gnu/hdf5/serial/))" > Makefile.paths
-    - name: Run unit tests
-      run: |
-        start_test test