Pysonde

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* Add scripts to plot radiosonde data incl. trajectory, skewT and profiles of measured quantities (:pr:`21`) `Laura Köhler`_.
* Update pre-commit linters with slight code adjustments `Hauke Schulz`_.
* bump up python to 3.11 for CI tests

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* Add pip install dependencies (:issue:`16`, :pr:`19`) `Hauke Schulz`_.
* Fix Pint version uncomptabilities (:issue:`17`, :pr:`18`) `Hauke Schulz`_.
* Fix missing altitude unit (`6be9b10`) `Hauke Schulz`_.