hg: graal/graal-compiler: increased iterations to increase chance of test failing

[doug.simon at oracle.com]

Changeset: 584975185d36
Author:    Doug Simon <doug.simon at oracle.com>
Date:      2016-01-28 11:16 +0100
URL:       http://hg.openjdk.java.net/graal/graal-compiler/rev/584975185d36

increased iterations to increase chance of test failing

! graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/InterfaceMethodHandleTest.java