This update for dpic fixes the following issues:

update to 2023.02.1:

* More precise obtuse-angle arcs.
* Minor addition to the manual.
* Non-LaTeX error-handling cleanup.
* Line thickness recovery parameter enabled.
* Redundant code dating from pascal conversion removed.
* Robustness fixes.
* Improved robustness for fuzzed input.
* Added colored svg sprintf text and % appended to selected outputs.
* Shift operation bugfix.
* Improved error messaging; additional distribution examples.