Fix incorrect reflection parameter in RaftEngine.getState method

Author: contrueCT

hugegraph-pd/hg-pd-core/src/main/java/org/apache/hugegraph/pd/raft/RaftEngine.java

@@ -408,7 +408,7 @@ private Replicator.State getState(Replicator r) {
         try {
             var f = clz.getDeclaredField("state");
             f.setAccessible(true);
-            var state = (Replicator.State) f.get(this.raftNode);
+            var state = (Replicator.State) f.get(r);
             f.setAccessible(false);
             return state;
         } catch (NoSuchFieldException | IllegalAccessException e) {

hugegraph-store/hg-store-core/src/main/java/org/apache/hugegraph/store/PartitionEngine.java

@@ -1184,7 +1184,7 @@ private Replicator.State getState(Replicator r) {
         try {
             var f = clz.getDeclaredField("state");
             f.setAccessible(true);
-            var state = (Replicator.State) f.get(this.raftNode);
+            var state = (Replicator.State) f.get(r);
             f.setAccessible(false);
             return state;
         } catch (NoSuchFieldException | IllegalAccessException e) {