feat(parser): replace dots with underscores for enum instance names

[lars-reimann]

Closes #858.

Summary of Changes

For string values like "SAMME.R" we now create the enum instance name "SAMME_R" rather than "SAMMER".

[github-actions]

MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ CREDENTIALS	secretlint	yes		no	4.43s
✅ GIT	git_diff	yes		no	0.01s
✅ JSON	eslint-plugin-jsonc	2	0	0	1.27s
✅ JSON	jsonlint	2		0	0.54s
✅ JSON	prettier	2	0	0	0.61s
✅ JSON	v8r	2		0	1.93s
✅ PYTHON	bandit	1		0	0.32s
✅ PYTHON	black	1	0	0	0.34s
✅ PYTHON	flake8	1		0	0.42s
✅ PYTHON	isort	1	0	0	0.17s
✅ PYTHON	mypy	1		0	10.05s
✅ PYTHON	pylint	1		0	2.09s

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[github-actions]

🎉 This PR is included in version 1.36.0 🎉

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