HBASE-28321 Addendum change deprecation cycle

Author: Apache9

hbase-client/src/main/java/org/apache/hadoop/hbase/security/SecurityInfo.java

@@ -97,8 +97,7 @@ public SecurityInfo(Kind tokenKind, String... serverPrincipal) {
    * Although this class is IA.Private, we leak this class in
    * {@code SaslClientAuthenticationProvider}, so need to align with the deprecation cycle for that
    * class.
-   * @deprecated Since 2.5.8 and 2.6.0, will be removed in 4.0.0. Use {@link #getServerPrincipals()}
-   *             instead.
+   * @deprecated Since 2.6.0, will be removed in 4.0.0. Use {@link #getServerPrincipals()} instead.
    */
   @Deprecated
   public String getServerPrincipal() {

hbase-client/src/main/java/org/apache/hadoop/hbase/security/provider/SaslClientAuthenticationProvider.java

@@ -47,8 +47,8 @@ public interface SaslClientAuthenticationProvider extends SaslAuthenticationProv
 
   /**
    * Creates the SASL client instance for this authentication method.
-   * @deprecated Since 2.5.8 and 2.6.0. In our own code will not call this method any more,
-   *             customized authentication method should implement
+   * @deprecated Since 2.6.0. In our own code will not call this method any more, customized
+   *             authentication method should implement
    *             {@link #createClient(Configuration, InetAddress, String, Token, boolean, Map)}
    *             instead. Will be removed in 4.0.0.
    */