Handle targets provided in deps as a result of GoSource.resolver (#4063)

**What type of PR is this?**
Starlark fixup

**What does this PR do? Why is it needed?**
Make the migration process a little smoother

**Which issues(s) does this PR fix?**
https://github.com/bazelbuild/rules_go/pull/4030#issuecomment-2310491357

**Other notes for review**
2 files changed