Regenerate Android.bp with new cargo2android.py

Test: make
Change-Id: I2ea1d75d3525dd6a26ee132d8275b1e44ecfc68a
diff --git a/Android.bp b/Android.bp
index f4f248e..2e2d538 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,4 +1,4 @@
-// This file is generated by cargo2android.py.
+// This file is generated by cargo2android.py --run --dependencies.
 
 rust_library_host {
     name: "libregex_syntax",