Bugfix for TypeScript in dev mode #2142

Job	Run time
check-diff / check	29s
check-labels / check	2s
cli / test-cli (ubuntu-latest)	3m 33s
building / build-toolchain (ubuntu-latest)	5m 55s
cli / test-cli (macos-latest)	6m 12s
cli / test-cli (windows-latest)	6m 13s
building / build-toolchain (macos-latest)	6m 14s
building / build-toolchain (windows-latest)	8m 52s
lsp / test-lsp (ubuntu-latest)	8m 33s
lsp / test-lsp (macos-latest)	12m 49s
lsp / test-lsp (windows-latest)	16m 34s
building / epoch / build-epoch	7m 18s
	1h 22m 44s

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