Remove Windows PR builds. [ci skip]

Author: lohedges

.github/workflows/pr.yaml

@@ -14,7 +14,6 @@ jobs:
       matrix:
         python-version: ["3.10", "3.11", "3.12"]
         platform:
-          - { name: "windows", os: "windows-latest", shell: "pwsh" }
           - { name: "linux", os: "ubuntu-latest", shell: "bash -l {0}" }
           - { name: "macos", os: "macos-latest", shell: "bash -l {0}" }
         exclude:
@@ -23,13 +22,9 @@ jobs:
           - platform:
               { name: "macos", os: "macos-latest", shell: "bash -l {0}" }
             python-version: "3.10"
-          - platform: { name: "windows", os: "windows-latest", shell: "pwsh" }
-            python-version: "3.10"
           - platform:
               { name: "macos", os: "macos-latest", shell: "bash -l {0}" }
             python-version: "3.12"  # MacOS can't run 3.12 yet...
-          - platform: { name: "windows", os: "windows-latest", shell: "pwsh" }
-            python-version: "3.11"
     environment:
       name: ghostly-build
     defaults: