testing excludes in the workflows

.github/workflows/build-and-test-BASE.yml

@@ -28,6 +28,9 @@ jobs:
         include: 
           - os: ubuntu-latest
             args: "--filter TestCategory!=WindowsOnly"
+        exclude:
+          - os: ubuntu-latest
+            framework: [net452, net462, net472, net480, net481]
 
     steps:
     - uses: actions/checkout@v3

.github/workflows/build-and-test-NETCORE.yml

@@ -28,6 +28,9 @@ jobs:
         include: 
           - os: ubuntu-latest
             args: "--filter TestCategory!=WindowsOnly"
+        exclude:
+          - os: ubuntu-latest
+            framework: [net452, net462, net472, net480, net481]
 
     steps:
     - uses: actions/checkout@v3