JDK-8067945 has cleared up the dependencies on tools.jar.

This CR is to clear up the remaining JRE dependencies, those which are not related to tools.jar

jdk9/jdk/test/com/sun/jdi/ShellScaffold.sh: if [ -r $jdk/bin/dt_shmem.dll -o -r $jdk/jre/bin/dt_shmem.dll ] ; then
jdk9/jdk/test/com/sun/jdi/ShellScaffold.sh: if [ -r "$jdk/lib/sa-jdi.jar" ] ; then
jdk9/jdk/test/demo/jvmti/DemoRun.java: String sdk_home = (jre_home.endsWith("jre") ?
jdk9/jdk/test/javax/management/MBeanInfo/NotificationInfoTest.java: String[] candidates = {"/lib/rt.jar", "/classes/"};
jdk9/jdk/test/sun/tools/jconsole/ResourceCheckTest.sh:CP="-classpath ${TESTCLASSES}${PATHSEP}${TESTJAVA}/lib/jconsole.jar"