【fix sonar】CommonUtils文件

jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/CommonUtils.java

@@ -97,10 +97,7 @@ public class CommonUtils {
             return false;
         }else{
             Matcher m = ZHONGWEN_PATTERN.matcher(str);
-            if (m.find()) {
-                return true;
-            }
-            return false;
+            return m.find();
         }
     }
 
@@ -256,8 +253,7 @@ public class CommonUtils {
      */
     public static boolean limitFileSuffix(String fileName,String[] fileSuffixLimits){
         final List<String> fileNameList = Arrays.asList(fileSuffixLimits);
-        boolean isExists = fileNameList.stream().anyMatch(name -> fileName.substring(0,fileName.lastIndexOf('.')).contains(name)||fileName.substring(fileName.lastIndexOf('.')).equals(name));
-        return isExists;
+        return fileNameList.stream().anyMatch(name -> fileName.substring(0,fileName.lastIndexOf('.')).contains(name)||fileName.substring(fileName.lastIndexOf('.')).equals(name));
     }
     /**
      * RSA 使用私钥解密