fix #493: add effective access matrix

src/main/java/com/cloudhandson/vpdbackoffice/domain/effective/EffectiveMatrixView.java

@@ -0,0 +1,11 @@
+package com.cloudhandson.vpdbackoffice.domain.effective;
+
+import java.util.List;
+
+public record EffectiveMatrixView(
+    List<UserEffectiveAccessView> users,
+    List<GroupEffectiveAccessView> groups,
+    List<RoleEffectiveImpactView> roles,
+    int permissionCount
+) {
+}