Add shrinker debug file to manta dumpstate

Change-Id: Ieacadb73f76fa7eb771a5b2d16429e494fd1e915
Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
diff --git a/dumpstate/dumpstate.c b/dumpstate/dumpstate.c
index c459f8d..a922981 100644
--- a/dumpstate/dumpstate.c
+++ b/dumpstate/dumpstate.c
@@ -38,4 +38,5 @@
     dump_file("ion system heap", "/d/ion/ion_noncontig_heap");
     dump_file("ion exynos noncontig heap", "/d/ion/exynos_noncontig_heap");
     dump_file("ion exynos contig heap", "/d/ion/exynos_contig_heap");
+    dump_file("shrinkers", "/d/shrinker");
 };