remove localshop: inactive for 12+ months

No new PyPI releases in over a year. Multiple unresolved issues.
Use devpi or bandersnatch instead for local PyPI hosting.

Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: vinta

README.md

@@ -824,7 +824,6 @@ Inspired by [awesome-php](https://github.com/ziadoz/awesome-php).
 
 * [bandersnatch](https://github.com/pypa/bandersnatch/) - PyPI mirroring tool provided by Python Packaging Authority (PyPA).
 * [devpi](https://github.com/devpi/devpi) - PyPI server and packaging/testing/release tool.
-* [localshop](https://github.com/jazzband/localshop) - Local PyPI server (custom packages and auto-mirroring of pypi).
 * [warehouse](https://github.com/pypa/warehouse) - Next generation Python Package Repository (PyPI).
 
 ## Penetration Testing