Add: support for agent group tasks in GmpNext #423

Job	Run time
Check type hints (3.9)	31s
Check type hints (3.12)	33s
Check type hints (3.10)	31s
Check type hints (3.13)	31s
Build the documentation	52s
Check type hints (3.11)	29s
Check versioning / Check versioning for consistency	13s
Linting (3.10) / Linting	31s
Linting (3.11) / Linting	29s
Linting (3.12) / Linting	26s
Linting (3.13) / Linting	30s
Run tests (3.13) / Run all tests	34s
Run tests (3.9) / Run all tests	34s
Run tests (3.11) / Run all tests	33s
Run tests (3.10) / Run all tests	35s
Linting (3.9) / Linting	33s
Run tests (3.12) / Run all tests	32s
Upload coverage to codecov.io	42s
	9m 39s

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