Summary
-------

Mark deprecated javax.security.auth.Policy API with forRemoval=true

Problem
-------

The `javax.security.auth.Policy` class has been deprecated since 1.4 and superseded/replaced by `java.security.Policy`. It is no longer necessary to retain this class and it should be removed in a future release.

Solution
--------

add forRemoval=true

Specification
-------------

    diff --git a/src/java.base/share/classes/javax/security/auth/Policy.java b/src/java.base/share/classes/javax/security/auth/Policy.java
    --- a/src/java.base/share/classes/javax/security/auth/Policy.java
    +++ b/src/java.base/share/classes/javax/security/auth/Policy.java
    @@ -152,11 +152,12 @@
      *
      * These two APIs provide callers the means to query the
      * Policy for Principal-based Permission entries.
    + * This class is subject to removal in a future version of Java SE.
      *
      * @since 1.4
      * @see java.security.Security security properties
      */
    -@Deprecated(since="1.4")
    +@Deprecated(since="1.4", forRemoval=true)
     public abstract class Policy {
 
         private static Policy policy;