Missing coverage for javax.smartcardio.CardPermission and ResponseAPDU

The following methods are not covered by any test:

- javax.smartcardio.CardPermission.implies(Permission)
Code coverage could be added in the following test class:
test/jdk/javax/smartcardio/TestCardPermission.java

- javax.smartcardio.ResponseAPDU.toString()
Code coverage for this simple method could be added in the following test class:
test/jdk/javax/smartcardio/ResponseAPDUTest.java