- actually drop remove-backports.patch

- update to 0.3.4
* Fixed #153: Raise warnings in get_distributions() if bad
metadata seen, but keep going.
* Fixed #154: Determine Python versions correctly for Python >=
3.10.
* Updated launcher executables.
- Drop obsolete remove-backports.patch

- update to 0.3.3:
* Removed splituser() function which wasn't used and is deprecated.
* Handle version comparisons correctly in environment markers.
* Handle a single trailing comma following a version.
* Fix incorrect handling of epochs.
* Reverted handling of tags for Python >= 3.10
(use 310 rather than 3_10). This is because PEP 641 was rejected.
* removed unused regular expression
* allowed "Obsoletes" in more scenarios, to better handle faulty metadata
already on PyPI.
* added entry for SourcelessFileLoader to the finder registry.
* allowed a trailing comma in constraints, to better handle faulty metadata
already on PyPI
- drop python-distlib-2048-bit-key.patch (obsolete)

- Update the test self-signed certificate to use 2048-bit key.
- Add python-distlib-2048-bit-key.patch

- Update to 0.3.1:
* scripts