Test with whole matrix enabled

Experiment with exclude: to test fewer Java versions on the Windows
runners, which seem to be extra slow.

Author: jcflack

.github/workflows/ci-lazypg.yml

@@ -11,7 +11,7 @@ permissions:
 
 on:
   push:
-    branches: [ master, REL1_6_STABLE ]
+    branches: [ master, REL1_6_STABLE, chore/REL1_6_STABLE/gha ]
   pull_request:
     branches: [ master, REL1_6_STABLE ]
 
@@ -24,19 +24,24 @@ jobs:
     strategy:
       matrix:
         oscc:
-#         - os: ubuntu-latest
-#           cc: gcc
-#         - os: macos-13
-#           cc: clang
-#           pg: 17
-#         - os: macos-14
-#           cc: clang
-#           pg: 17
-#         - os: windows-latest
-#           cc: msvc
+          - os: ubuntu-latest
+            cc: gcc
+          - os: macos-13
+            cc: clang
+            pg: 17
+          - os: macos-14
+            cc: clang
+            pg: 17
+          - os: windows-latest
+            cc: msvc
           - os: windows-latest
             cc: mingw
-        java: [21]
+        java: [11, 17, 21, 23]
+        exclude:
+          - oscc: {os: windows-latest}
+            java: 17
+          - oscc: {os: windows-latest}
+            java: 23
 
     steps: