To reduce the noise in the JDK18 CI, ProblemList the following four tests:
serviceability/sa/sadebugd/DebugdConnectTest.java
serviceability/attach/RemovingUnixDomainSocketTest.java
serviceability/sa/TestJhsdbJstackLock.java
serviceability/sa/JhsdbThreadInfoTest.java
serviceability/sa/sadebugd/DebugdConnectTest.java
serviceability/attach/RemovingUnixDomainSocketTest.java
serviceability/sa/TestJhsdbJstackLock.java
serviceability/sa/JhsdbThreadInfoTest.java