C#: Pin tests and mark .NET 10 tests as flaky.

Author: michaelnebel

csharp/ql/integration-tests/all-platforms/blazor/global.json

@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "9.0.304"
+    }
+}

csharp/ql/integration-tests/all-platforms/blazor_build_mode_none/global.json

@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "9.0.304"
+    }
+}

csharp/ql/integration-tests/all-platforms/blazor_net_8/global.json

@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "8.0.401"
+    }
+}

csharp/ql/integration-tests/all-platforms/dotnet_10/test.py

@@ -1,5 +1,9 @@
+import pytest
+
+@pytest.mark.flaky(rerun_filter=lambda args*: runs_on.macos)
 def test1(codeql, csharp):
     codeql.database.create()
 
+@pytest.mark.flaky(rerun_filter=lambda args*: runs_on.macos)
 def test2(codeql, csharp):
     codeql.database.create(build_mode="none")

csharp/ql/integration-tests/all-platforms/standalone_failed/global.json

@@ -0,0 +1,5 @@
+{
+  "sdk": {
+    "version": "9.0.304"
+  }
+}

csharp/ql/integration-tests/posix/standalone_dependencies_nuget_config_error_timeout/global.json

@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "9.0.304"
+    }
+}

csharp/ql/integration-tests/posix/standalone_dependencies_nuget_config_fallback/global.json

@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "9.0.304"
+    }
+}