gn2bp: do not build root_store_tool

root_store_tool is not used in Cronet.

Test: //components/cronet/android:cronet
Change-Id: Iaa544e717c73e6c61432957963516fba3cf76e36
diff --git a/tools/gn2bp/gen_android_bp b/tools/gn2bp/gen_android_bp
index ed2f691..1e6913e 100755
--- a/tools/gn2bp/gen_android_bp
+++ b/tools/gn2bp/gen_android_bp
@@ -229,10 +229,12 @@
         enable_zlib,
     '//gn:bionic_kernel_uapi_headers':
         enable_uapi_headers,
+    '//net/tools/root_store_tool:root_store_tool':
+        lambda x: None,
     '//src/profiling/memory:bionic_libc_platform_headers_on_android':
         enable_bionic_libc_platform_headers_on_android,
     '//third_party/protobuf:protoc':
-      lambda x: None,
+        lambda x: None,
     '//third_party/protobuf:protobuf_full':
         enable_protobuf_full,
     '//third_party/protobuf:protobuf_lite':