gn2bp: Remove TARGET in update_results.sh

Use default_targets in gen_android_bp instead

Test: ./update_results.sh
Change-Id: Iad2ab99078857f0e0c851a0958c2c1d73c18cb0e
diff --git a/tools/gn2bp/gen_android_bp b/tools/gn2bp/gen_android_bp
index aa89854..babc888 100755
--- a/tools/gn2bp/gen_android_bp
+++ b/tools/gn2bp/gen_android_bp
@@ -41,6 +41,7 @@
 # Default targets to translate to the blueprint file.
 default_targets = [
     '//components/cronet/android:cronet',
+    '//components/cronet:cronet_package',
 ]
 
 # Defines a custom init_rc argument to be applied to the corresponding output