8325610: CTW: Add StressIncrementalInlining to stress options

Reviewed-by: ysr
Backport-of: 5bf859c8e9bd54cfd254a1485509a7dfa12d02af

Author: Satyen Subramaniam

test/hotspot/jtreg/testlibrary/ctw/src/sun/hotspot/tools/ctw/CtwRunner.java

@@ -302,6 +302,7 @@ private String[] cmd(long classStart, long classStop) {
                 "-XX:+StressGCM",
                 "-XX:+StressIGVN",
                 "-XX:+StressCCP",
+                "-XX:+StressIncrementalInlining",
                 // StressSeed is uint
                 "-XX:StressSeed=" + rng.nextInt(Integer.MAX_VALUE)));