Fix a bug where deps were missing for converted proto_library

This is just a partial fix.

Bug: 246997908
Test: Manual build //frameworks/proto_logging/stats:libstats_proto_host_proto
Change-Id: I9e4e62bce22cb68bcd7f917c57f3d1438fcec716
diff --git a/bp2build/filegroup_conversion_test.go b/bp2build/filegroup_conversion_test.go
index d84d4b3..e978fb3 100644
--- a/bp2build/filegroup_conversion_test.go
+++ b/bp2build/filegroup_conversion_test.go
@@ -135,7 +135,8 @@
 		ExpectedBazelTargets: []string{
 			MakeBazelTargetNoRestrictions("proto_library", "foo_bp2build_converted", AttrNameToString{
 				"srcs":                `["proto/foo.proto"]`,
-				"strip_import_prefix": `"proto"`}),
+				"strip_import_prefix": `"proto"`,
+				"tags":                `["manual"]`}),
 			MakeBazelTargetNoRestrictions("filegroup", "foo", AttrNameToString{
 				"srcs": `["proto/foo.proto"]`}),
 		}})