comment in `.packit.yaml` generated by packit is ambiguous
We came to the problem during our Flock workshop [this comment](https://github.com/packit-service/packit/blob/daad3f859762cd8bdf89d32365bae118ca32c31b/packit/constants.py#L70) is confusing for users.
```
# change these lines if upstream project name is not the same as downstream
```

 It might indicate that these options could be deleted completely when the downstream name equals to the upstream.
diff --git a/packit/constants.py b/packit/constants.py
index b4796ad0..d1a08753 100644
--- a/packit/constants.py
+++ b/packit/constants.py
@@ -67,8 +67,9 @@ synced_files:
     - {downstream_package_name}.spec
     - .packit.yaml
 
-# change these lines if upstream project name is not the same as downstream
+# name in upstream package repository/registry (e.g. in PyPI)
 upstream_project_name: {upstream_project_name}
+# downstream (Fedora) RPM package name
 downstream_package_name: {downstream_package_name}
 """
 
['packit/constants.py']