Test

docs: Fix representation of serializer #595

Job	Run time
Python 3.8 / dj32	42s
Python 3.8 / dj42	34s
Python 3.9 / dj32	37s
Python 3.9 / dj42	44s
Python 3.10 / dj32	33s
Python 3.10 / dj42	46s
Python 3.10 / dj50	35s
Python 3.11 / dj32	36s
Python 3.11 / dj42	41s
Python 3.11 / dj50	35s
Python 3.12 / dj32	37s
Python 3.12 / dj42	39s
Python 3.12 / dj50	47s
Python 3.10 / djmain	48s
Python 3.11 / djmain	58s
Python 3.12 / djmain	46s
Indicate completion to coveralls.io	4s
	11m 2s

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