fix(sem): crash on wrong symbol in definition slot #4108

Job	Run time
Provide additional context for the workflow	8s
Build release binaries (Linux)	11m 35s
Build release binaries (macOS)	9m 27s
Test the compiler and stdlib (Linux, batch #0)	10m 27s
Build docs and release artifacts (Linux)	12m 10s
Test the compiler and stdlib (Linux, batch #1)	8m 25s
Build source archive	4m 14s
Build docs and release artifacts (macOS)	10m 34s
Test the compiler and stdlib (macOS, batch #0)	10m 22s
Build and test tooling (Linux)	4m 33s
Test the compiler and stdlib (macOS, batch #1)	9m 6s
Build and test tooling (macOS)	4m 57s
Build release artifacts from source archive (Linux)	16m 37s
Build release artifacts from source archive (macOS)	13m 3s
Test release artifacts	1m 30s
All check passed	1s
	2h 7m 9s

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