Add ZSTD dependency for recovery

In prepartion for adding ZSTD support to OTA.

Bug: 274129758

Change-Id: I036a6a21eaac2eb5b31aaec072f2eb28bbc622aa
diff --git a/Android.bp b/Android.bp
index d713942..fba358f 100644
--- a/Android.bp
+++ b/Android.bp
@@ -117,6 +117,7 @@
         "libsnapshot_nobinder",
         "libsnapshot_cow",
         "liblz4",
+        "libzstd",
         "update_metadata-protos",
     ],
 }