create touch stm dump

Bug: 256521567
Test: adb bugreport
Change-Id: Ib48d12272a40fc37a90768f8cec940133e74039e
diff --git a/touch/stm/Android.bp b/touch/stm/Android.bp
new file mode 100644
index 0000000..1727f07
--- /dev/null
+++ b/touch/stm/Android.bp
@@ -0,0 +1,10 @@
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+sh_binary {
+    name: "dump_stm.sh",
+    src: "dump_stm.sh",
+    vendor: true,
+    sub_dir: "dump",
+}