Acloud: print version info.

acloud 2020.02.24 for local build, 2020.02.24 is "%y.%m.%d".
acloud 6230294 for formal build, 6230294 is build id.
Bug: 149841073
Test: acloud --version
      acloud list -v
      acloud {sub_args} -v or -vv

Change-Id: I28d73fe02832557d09e913b7cd86b1f148eb10e3
diff --git a/Android.bp b/Android.bp
index fb9f40e..b211ee7 100644
--- a/Android.bp
+++ b/Android.bp
@@ -39,6 +39,7 @@
     ],
     data: [
         "public/data/default.config",
+	":acloud_version",
     ],
     libs: [
         "acloud_create",
@@ -198,3 +199,10 @@
          "asuite_metrics",
     ],
 }
+
+genrule {
+    name: "acloud_version",
+    tool_files: ["gen_version.sh"],
+    cmd: "$(location gen_version.sh) $(out)",
+    out: ["public/data/VERSION"],
+}