HADOOP-19639. SecretManager configuration at runtime

- fix typeo

Author: K0K0V0K

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/SecretManager.java

@@ -208,7 +208,7 @@ public static byte[] createPassword(byte[] identifier,
    * @return the secret key
    */
   protected static SecretKey createSecretKey(byte[] key) {
-    LOG.debug("Creating secretKey {} bit with thread {}",
+    LOG.debug("Creating secretKey with algorithm {} with thread {}",
         selectedAlgorithm, Thread.currentThread());
     secretKeyInitialized = true;
     return new SecretKeySpec(key, selectedAlgorithm);