Add `libcore.sun.*` tests to the ART Libcore test suite.

Tests execution time: 11.76s on host, 23.33s on device (Pixel XL).

Test: Run Libcore tests on host and target
Bug: 135542760
Change-Id: Ieb123aa56ba4da139f0b3e4310affef98c4c8912
diff --git a/tools/run-libcore-tests.sh b/tools/run-libcore-tests.sh
index 85c2c19..bdaf091 100755
--- a/tools/run-libcore-tests.sh
+++ b/tools/run-libcore-tests.sh
@@ -96,6 +96,11 @@
                   "libcore.libcore.net"
                   "libcore.libcore.reflect"
                   "libcore.libcore.util"
+                  "libcore.sun.invoke"
+                  "libcore.sun.net"
+                  "libcore.sun.misc"
+                  "libcore.sun.security"
+                  "libcore.sun.util"
                   "org.apache.harmony.annotation"
                   "org.apache.harmony.crypto"
                   "org.apache.harmony.luni"