Add -Xalwaysclassgc to Test5102804

- Updated the @run with -Xalwaysclassgc jvm option

related: eclipse-openj9/openj9#20531

Signed-off-by: Anna Babu Palathingal <anna.bp@ibm.com>

Author: annaibm

test/jdk/java/beans/Introspector/Test5102804.java

@@ -26,7 +26,7 @@
  * @bug 5102804
  * @summary Tests memory leak
  * @author Sergey Malenkov
- * @run main/othervm -ms16m -mx16m Test5102804
+ * @run main/othervm -ms16m -mx16m -Xalwaysclassgc Test5102804
  */
 
 import java.beans.BeanInfo;