Add chapel-code-smoke-test GA job (#29069)

Add a GA job `chapel-code-smoke-test`, which runs
`./util/buildRelease/smokeTest` on:
- linux comm=none
- linux comm=gasnet
- macos comm=none

Note to reviewer: Best to review changes as a whole, as I did a lot of
experimenting along the way.

[reviewed by @jabraham17 , thanks!]

Author: arifthpe

.github/workflows/CI.yml

@@ -301,6 +301,55 @@ jobs:
       run: |
         make test-chpl-language-server -j`util/buildRelease/chpl-make-cpu_count`
 
+  chapel-code-smoke-test:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+        config: [gasnet, none]
+        exclude:
+          - os: macos-latest
+            config: gasnet
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: print config info
+        run: |
+          echo "${{ matrix.os }}"
+          echo "${{ matrix.config }}"
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - name: install deps
+        run: |
+          if [[ "${{ matrix.os }}" == "macos"* ]] ; then
+            brew install llvm
+          else
+            sudo apt install \
+              clang \
+              libclang-dev \
+              libclang-cpp-dev \
+              libedit-dev \
+              llvm \
+              llvm-dev
+          fi
+      - name: setup env and run ./util/buildRelease/smokeTest
+        run: |
+          set -ex
+
+          source ./util/cron/common.bash
+
+          if [[ "${{ matrix.os }}" == "macos"* ]] ; then
+            source ./util/cron/common-darwin.bash
+          fi
+
+          if [[ "${{ matrix.config }}" == "gasnet" ]] ; then
+            source ./util/cron/common-gasnet.bash
+            # Silence warnings about not using ibv despite ibv hardware presence
+            export GASNET_QUIET=yes
+          fi
+
+          export NIGHTLY_TEST_SETTINGS=true
+
+          ./util/buildRelease/smokeTest
+
   # This job exists to have a single check for which failure means merging
   # should be blocked, for GH required status checks purposes.
   # It runs (and fails) if any of the jobs listed in its `needs` ran and
@@ -325,6 +374,7 @@ jobs:
       - run-shellcheck
       - check-format
       - test_chpl_language_server
+      - chapel-code-smoke-test
     steps:
       - name: Fail
         run: |