Add *src/ to path merging rules

uv appears to run coverage from a different directory on Mac and
Windows.

Author: Preocts

pyproject.toml

@@ -79,7 +79,7 @@ source = ["tests"]
 source_pkgs = ["module_name"]
 
 [tool.coverage.paths]
-source = ["src/", "*/site-packages"]
+source = ["src/", "*/site-packages", "*/src"]
 test = ["tests/", "*/tests"]
 
 [tool.coverage.report]