Restore spinedb_api branch to master #2424

Job	Run time
Unit tests (3.8, windows-latest)	1s
Execution tests (3.8, windows-latest)	1m 43s
Unit tests (3.8, ubuntu-22.04)	1s
Execution tests (3.8, ubuntu-22.04)	1m 56s
Unit tests (3.9, windows-latest)	1s
Execution tests (3.9, windows-latest)	1m 44s
Unit tests (3.9, ubuntu-22.04)	1s
Execution tests (3.9, ubuntu-22.04)	1m 56s
Unit tests (3.10, windows-latest)	13s
Execution tests (3.10, windows-latest)	1m 45s
Unit tests (3.10, ubuntu-22.04)	18s
Execution tests (3.10, ubuntu-22.04)	1m 57s
Execution tests (3.11, windows-latest)	1m 45s
Unit tests (3.11, windows-latest)	1s
Execution tests (3.11, ubuntu-22.04)	1m 58s
Unit tests (3.11, ubuntu-22.04)	12s
Execution tests (3.12, windows-latest)	1m 45s
Unit tests (3.12, windows-latest)	1s
Execution tests (3.12, ubuntu-22.04)	1m 56s
Unit tests (3.12, ubuntu-22.04)	1s
	19m 15s

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