HDDS-4972. Fix typo in SCMConnectionManager.java (#2033)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/SCMConnectionManager.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/SCMConnectionManager.java
index ffca599..e68b453 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/SCMConnectionManager.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/SCMConnectionManager.java
@@ -129,7 +129,7 @@
   /**
    * adds a new SCM machine to the target set.
    *
-   * @param address - Address of the SCM machine to send heatbeat to.
+   * @param address - Address of the SCM machine to send heartbeat to.
    * @throws IOException
    */
   public void addSCMServer(InetSocketAddress address) throws IOException {
@@ -220,7 +220,7 @@
   /**
    * Removes a  SCM machine for the target set.
    *
-   * @param address - Address of the SCM machine to send heatbeat to.
+   * @param address - Address of the SCM machine to send heartbeat to.
    * @throws IOException
    */
   public void removeSCMServer(InetSocketAddress address) throws IOException {