8226831: Use Objects.equals() when appropriate

Reviewed-by: rriggs, bpb

src/java.base/share/classes/sun/security/x509/AlgorithmId.java

@@ -274,8 +274,7 @@ public class AlgorithmId implements Serializable, DerEncoder {
      * with the same parameters.
      */
     public boolean equals(AlgorithmId other) {
-        boolean paramsEqual =
-          (params == null ? other.params == null : params.equals(other.params));
+        boolean paramsEqual = Objects.equals(other.params, params);
         return (algid.equals((Object)other.algid) && paramsEqual);
     }