【fix sonar】PasswordUtil文件

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

@@ -1,5 +1,6 @@
 package com.jero.common.util;
 
+import java.nio.charset.StandardCharsets;
 import java.security.Key;
 import java.security.SecureRandom;
 import javax.crypto.Cipher;
@@ -93,7 +94,7 @@ public class PasswordUtil {
 
 			cipher.init(Cipher.ENCRYPT_MODE, key, parameterSpec);
 			//update-begin-author:sccott date:20180815 for:中文作为用户名时，加密的密码windows和linux会得到不同的结果 gitee/issues/IZUD7
-			encipheredData = cipher.doFinal(plaintext.getBytes("utf-8"));
+			encipheredData = cipher.doFinal(plaintext.getBytes(StandardCharsets.UTF_8));
 			//update-end-author:sccott date:20180815 for:中文作为用户名时，加密的密码windows和linux会得到不同的结果 gitee/issues/IZUD7
 		} catch (Exception e) {
 			e.printStackTrace();