Remove coveralls from github actions #125

Job	Run time
tests_node	18s
Test on Python 3.8 and Django 3.2 on postgres	1m 27s
Test on Python 3.9 and Django 3.2 on postgres	1m 1s
Test on Python 3.10 and Django 3.2 on postgres	54s
Test on Python 3.8 and Django 4.0 on postgres	59s
Test on Python 3.9 and Django 4.0 on postgres	1m 29s
Test on Python 3.10 and Django 4.0 on postgres	1m 38s
Test on Python 3.8 and Django 4.1 on postgres	1m 24s
Test on Python 3.9 and Django 4.1 on postgres	54s
Test on Python 3.10 and Django 4.1 on postgres	1m 25s
Test on Python 3.11 and Django 4.1 on postgres	1m 26s
Test on Python 3.8 and Django 4.2 on postgres	1m 3s
Test on Python 3.9 and Django 4.2 on postgres	58s
Test on Python 3.10 and Django 4.2 on postgres	1m 5s
Test on Python 3.11 and Django 4.2 on postgres	57s
Test on Python 3.12 and Django 4.2 on postgres	1m 22s
Test on Python 3.10 and Django 5.0 on postgres	1m 6s
Test on Python 3.11 and Django 5.0 on postgres	1m 40s
Test on Python 3.12 and Django 5.0 on postgres	57s
Test on Python 3.8 and Django 3.2 on sqlite	1m 2s
	23m 5s

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