Remove nightly test for g++ support

Author: LiyangLingIntel

.github/workflows/intel_test_gpp_host.yml

@@ -34,11 +34,7 @@ jobs:
             intel_graphics: ROLLING
             sycl_target: intel_gpu_pvc
             runner: pvc146162-01
-          - compiler: NIGHTLY
-            gpu: PVC
-            intel_graphics: ROLLING
-            sycl_target: intel_gpu_pvc
-            runner: pvc146162-01
+
 
     name: Run Intel ${{ matrix.compiler }} tests on ${{ matrix.gpu }} with intel-graphics ${{ matrix.intel_graphics }}
     runs-on: ${{ matrix.runner }}
@@ -47,8 +43,6 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
-      # For a specific DPC++ nightly build define the repository variable DPCPP_VERSION
-      # for example using the tag: 'nightly-2024-04-22'
       - name: Install Intel graphics drivers
         uses: ./.github/actions/install-intel-graphics
         with: