new ubuntu-latest does not have 3.14; turn on windows

Author: Greg Lindahl

.github/workflows/ci.yaml

@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       max-parallel: 1  # avoids ever triggering a rate limit
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
         os: [ubuntu-latest]
         EXTRA: [false]  # used to force includes to get included
         include:
@@ -28,17 +28,12 @@ jobs:
           - python-version: '3.13'
             os: macos-latest
             EXTRA: true
-          #- python-version: '3.7'
-          #  os: windows-latest
-          #  EXTRA: true
-          #  env:
-          # this doesn't actually work
-          #    PYTHONIOENCODING: "utf8"
-          #- python-version: '3.13'
-          #  os: windows-latest
-          #  EXTRA: true
-          #  env:
-          #    PYTHONIOENCODING: "utf8"
+          - python-version: '3.7'
+            os: windows-latest
+            EXTRA: true
+          - python-version: '3.13'
+            os: windows-latest
+            EXTRA: true
 
     steps:
       - name: checkout