Remove clang workflow

.github/workflows/main-clang.yml

@@ -1,29 +0,0 @@
-# This is a basic workflow to help you get started with Actions
-
-name: CI
-
-# Controls when the workflow will run
-on: push
-
-# A workflow run is made up of one or more jobs that can run sequentially or in parallel
-jobs:
-  # This workflow contains a single job called "build"
-  build:
-    # The type of runner that the job will run on
-    runs-on: ubuntu-latest
-    env:
-      LIBRARY_COMBO: ng-gnu-gnu
-      CC: clang
-      
-    # Steps represent a sequence of tasks that will be executed as part of the job
-    steps:
-      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
-
-      # Runs a single command using the runners shell
-      - name: Build source
-        run: ./.github/scripts/build.sh
-
-      # Run the tests
-      - name: Run Tests
-        run: ./.github/scripts/test.sh