JDK 9 RFR of JDK-8151835: Mark SmallPrimeExponentP.java as intermittently failing

[joe darcy]

Hello,

The test
sun/security/mscapi/SmallPrimeExponentP.java

has been seen to timeout intermittently, bug JDK-8151834.

The sources of the test should be marked accordingly; please review the 
corresponding patch below.

Thanks,

-Joe

--- a/test/sun/security/mscapi/SmallPrimeExponentP.java    Fri Mar 11 
17:07:57 2016 -0800
+++ b/test/sun/security/mscapi/SmallPrimeExponentP.java    Mon Mar 14 
10:27:59 2016 -0700
@@ -32,6 +32,7 @@
 /*
  * @test
  * @bug 8023546
+ * @key intermittent
  * @modules java.base/sun.security.x509
  *          java.base/sun.security.tools.keytool
  * @summary sun/security/mscapi/ShortRSAKey1024.sh fails intermittently