Bump Maven to 3.5.4

Author: acogoluegnes

.mvn/wrapper/maven-wrapper.properties

@@ -1 +1 @@
-distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.5.2/apache-maven-3.5.2-bin.zip
+distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip

src/test/java/com/rabbitmq/client/test/ssl/HostnameVerification.java

@@ -158,7 +158,7 @@ public static void initCrypto() throws Exception {
         assertNotNull(p12Path);
         String p12Passwd = System.getProperty("test-client-cert.password");
         assertNotNull(p12Passwd);
-System.out.println(p12Passwd);
+
         KeyStore ks = KeyStore.getInstance("PKCS12");
         char[] p12Password = p12Passwd.toCharArray();
         ks.load(new FileInputStream(p12Path), p12Password);