[lihui] #N/A refactor: refactor code

src/main/java/net/lihui/app/plugin/thoughtworkscodereviewtools/intellij/store/TrelloBoardLabelState.java

@@ -15,7 +15,7 @@
         storages = @Storage("$APP_CONFIG$/TwCodeReviewToolsSetting.xml")
 )
 public class TrelloBoardLabelState implements PersistentStateComponent<TrelloLabelProperties> {
-    private TrelloLabelProperties trelloLabelProperties = new TrelloLabelProperties();
+    private final TrelloLabelProperties trelloLabelProperties = new TrelloLabelProperties();
 
     public static TrelloBoardLabelState getInstance() {
         return ApplicationManager.getApplication().getService(TrelloBoardLabelState.class);

src/main/java/net/lihui/app/plugin/thoughtworkscodereviewtools/intellij/store/TrelloBoardMemberState.java

@@ -15,7 +15,7 @@
         storages = @Storage("$APP_CONFIG$/TwCodeReviewToolsSetting.xml")
 )
 public class TrelloBoardMemberState implements PersistentStateComponent<TrelloMemberProperties> {
-    private TrelloMemberProperties trelloMemberProperties = new TrelloMemberProperties();
+    private final TrelloMemberProperties trelloMemberProperties = new TrelloMemberProperties();
 
     public static TrelloBoardMemberState getInstance() {
         return ApplicationManager.getApplication().getService(TrelloBoardMemberState.class);