Test

docs: Fix representation of serializer #594

Job	Run time
Python 3.8 / dj32	38s
Python 3.8 / dj42	37s
Python 3.9 / dj32	38s
Python 3.9 / dj42	35s
Python 3.10 / dj32	39s
Python 3.10 / dj42	47s
Python 3.10 / dj50	37s
Python 3.11 / dj32	35s
Python 3.11 / dj42	35s
Python 3.11 / dj50	38s
Python 3.12 / dj32	41s
Python 3.12 / dj42	35s
Python 3.12 / dj50	37s
Python 3.10 / djmain	53s
Python 3.11 / djmain	47s
Python 3.12 / djmain	49s
Indicate completion to coveralls.io	4s
	10m 45s

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