Update CI test count expectations after JSON Schema test refactoring

- Updated expected test count from 3667 to 4389 (759 additional tests)
- Updated expected skipped count from 1425 to 1715 (290 additional skipped)
- Reflects new abstract base class architecture and proper test skipping
- Includes JsonSchemaCheckBaseIT, JsonSchemaCheckDraft4IT, and JsonSchemaCheck202012IT

Author: simbo1905

.github/workflows/ci.yml

@@ -39,8 +39,8 @@ jobs:
                       for k in totals: totals[k]+=int(r.get(k,'0'))
                   except Exception:
                       pass
-          exp_tests=3667
-          exp_skipped=1425
+          exp_tests=4389
+          exp_skipped=1715
           if totals['tests']!=exp_tests or totals['skipped']!=exp_skipped:
               print(f"Unexpected test totals: {totals} != expected tests={exp_tests}, skipped={exp_skipped}")
               sys.exit(1)