feat: remove option for legacy hson files #1114

Job	Run time
documentation-test	3m 2s
Conda Build and Deploy ubuntu-latest - Python Version-3.9	3m 51s
Linting	12s
Conda Build and Deploy ubuntu-latest - Python Version-3.10	3m 46s
Build SDist	13s
Conda Build and Deploy ubuntu-latest - Python Version-3.11	3m 51s
Conda Build and Deploy ubuntu-latest - Python Version-3.12	3m 51s
Conda Build and Deploy windows-latest - Python Version-3.9	9m 52s
Conda Build and Deploy windows-latest - Python Version-3.10	10m 16s
Conda Build and Deploy windows-latest - Python Version-3.11	9m 29s
Conda Build and Deploy windows-latest - Python Version-3.12	8m 25s
Test sdist	52s
Build Wheels (ubuntu-latest)	7s
Test wheels on ubuntu-latest	1m 34s
pypi-upload	0s
conda-upload	0s
release-please	0s
documentation-deploy	0s
	59m 21s

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