Add Windows matrix build (#106)

* Add windows-latest to matrix build

* Restrict windows builds to java 8 and 21

Author: tobous

.github/workflows/build.yml

@@ -44,13 +44,20 @@ jobs:
   build-jdo:
     name: Build JDO & Run TCK
     needs: format-check
-    runs-on: ubuntu-latest
     strategy:
       matrix:
         # run different builds with the listed java versions
         java: [ 8, 11, 17, 21 ]
+        # run different builds with the listed java versions
+        os: [ ubuntu-latest, windows-latest ]
+        exclude:
+          - os:  windows-latest
+            java: 11
+          - os:  windows-latest
+            java: 17
       # continue to run other matrix builds if one of them fails
       fail-fast: false
+    runs-on: ${{ matrix.os }}
     defaults:
       run:
         shell: bash