8325610: CTW: Add StressIncrementalInlining to stress options

Reviewed-by: ysr
Backport-of: 5bf859c8e9bd54cfd254a1485509a7dfa12d02af

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

@@ -290,6 +290,7 @@ public class CtwRunner {
                     "-XX:+StressGCM",
                     "-XX:+StressIGVN",
                     "-XX:+StressCCP",
+                    "-XX:+StressIncrementalInlining",
                     // StressSeed is uint
                     "-XX:StressSeed=" + Math.abs(rng.nextLong()),
                     // CTW entry point