fixing style

Signed-off-by: salaboy <[email protected]>

Author: salaboy

sdk/src/main/java/io/dapr/client/AbstractDaprClient.java

@@ -51,9 +51,9 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.HashMap;
 import java.util.stream.Collectors;
 
 /**
@@ -520,7 +520,7 @@ public Mono<Void> saveState(String storeName, String key, String etag, Object va
       meta = new HashMap<>();
     }
 
-    if( value != null){
+    if (value != null) {
       meta.put("contentType", stateSerializer.getContentType());
     }