typo

Co-authored-by: Jorge <46056498+jorgectf@users.noreply.github.com>

Author: maikypedia

python/ql/lib/change-notes/2023-07-20-add-unsafe-deserialization-sinks.md

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 category: minorAnalysis
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-* Improved modeling of decoding through pickle related functions (which can lead to code execution), resulting in additional sinks for the _Deserializing untrusted input_ query (`py/unsafe-deserialization`). Add support for `pandas.read_pickle`, `numpy.load` and `joblib.load`.
+* Improved modeling of decoding through pickle related functions (which can lead to code execution), resulting in additional sinks for the _Deserializing untrusted input_ query (`py/unsafe-deserialization`). Added support for `pandas.read_pickle`, `numpy.load` and `joblib.load`.