RFR (XXS) : 8202276: Update test/hotspot/jtreg/ProblemList-graal.txt

[Ekaterina Pavlova]

Hi all,

please review this tiny change to keep test/hotspot/jtreg/ProblemList-graal.txt up to date.

  JBS:     https://bugs.openjdk.java.net/browse/JDK-8202276
  webrev:  http://cr.openjdk.java.net/~epavlova//8202276/webrev.00/index.html

Thanks,
-katya

p.s.
  Igor Ignatyev volunteered to sponsor this change.