[3.12] gh-123085: Fix issue in inferred caller when resources package has no source (GH-123102) (#124021)

gh-123085: Fix issue in inferred caller when resources package has no source.

From importlib_resources 6.4.3 (python/importlib_resourcesGH-314).
(cherry picked from commit a53812df126b99bca25187441a123c7785ee82a0)