Diasable Windows insiders tests (#1953)

- Toolchain broken

Author: award999

.github/workflows/nightly.yml

@@ -104,7 +104,7 @@ jobs:
       linux_pre_build_command: . .github/workflows/scripts/setup-linux.sh
       linux_build_command: ./scripts/test.sh
       # Windows
-      windows_exclude_swift_versions: '[{"swift_version": "5.9"}, {"swift_version": "6.0"}, {"swift_version": "6.1"}, {"swift_version": "6.2"}, {"swift_version": "nightly-6.1"}, {"swift_version": "nightly-6.2"}, {"swift_version": "nightly"}]'
+      windows_exclude_swift_versions: '[{"swift_version": "5.9"}, {"swift_version": "6.0"}, {"swift_version": "6.1"}, {"swift_version": "nightly-6.1"}, {"swift_version": "nightly-6.2"}, {"swift_version": "nightly"}]'
       windows_env_vars: |
         CI=1
         VSCODE_VERSION=insiders
@@ -114,3 +114,5 @@ jobs:
       windows_pre_build_command: . .github\workflows\scripts\windows\setup.ps1
       windows_build_command: Invoke-Program scripts\test_windows.ps1
       enable_windows_docker: false
+      # TODO re-enable when 6.2.1 toolchain working
+      enable_windows_checks: false