test: data-driven scope testing

[lars-reimann]

Closes partially #540.

Summary of Changes

• Data-driven creation of scope tests
• Clean up of creation of grammar and formatter tests

[github-actions]

🦙 MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ JSON	eslint-plugin-jsonc	1	0	0	0.94s
✅ JSON	jsonlint	1		0	0.23s
✅ JSON	npm-package-json-lint	yes		no	0.73s
✅ JSON	prettier	1	0	0	0.57s
✅ JSON	v8r	1		0	2.01s
✅ MARKDOWN	markdown-link-check	3		0	0.46s
✅ REPOSITORY	git_diff	yes		no	0.05s
✅ TYPESCRIPT	eslint	11	0	0	7.58s
✅ TYPESCRIPT	prettier	11	0	0	1.47s

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[codecov]

Codecov Report

Merging #546 (dd0dbc5) into main (c3c2aef) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main     #546   +/-   ##
=======================================
  Coverage   99.56%   99.56%           
=======================================
  Files           7        7           
  Lines        1149     1149           
  Branches      238      238           
=======================================
  Hits         1144     1144           
  Misses          5        5           

Components	Coverage Δ
dsl	99.55% <100.00%> (ø)
runner	100.00% <ø> (ø)

Files Changed	Coverage Δ
DSL/src/language-server/safe-ds-module.ts	100.00% <100.00%> (ø)

[lars-reimann]

🎉 This PR is included in version 0.2.0 🎉

The release is available on:

• Visual Studio Marketplace
• GitHub release

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