Add synchronized block in getAndClearInterrupt()

Fixes: eclipse-openj9/openj9#15465
Port of ibmruntimes/openj9-openjdk-jdk19#51

Signed-off-by: Hang Shao <hangshao@ca.ibm.com>

src/java.base/share/classes/java/lang/Thread.java

@@ -1756,15 +1756,14 @@ final void clearInterrupt() {
     }
 
     boolean getAndClearInterrupt() {
+        synchronized (interruptLock) {
         boolean oldValue = interrupted;
-        // We may have been interrupted the moment after we read the field,
-        // so only clear the field if we saw that it was set and will return
-        // true; otherwise we could lose an interrupt.
         if (oldValue) {
             interrupted = false;
             clearInterruptEvent();
+            }
+            return oldValue;
         }
-        return oldValue;
     }
 
     /**