Rename to `type_assertion_trap_contextless` #15982

Job	Run time
Linux riscv64 (emulated) Build, Check and Test	3m 21s
Windows Build, Check, and Test	3m 30s
MacOS Intel Build, Check, and Test	5m 30s
NetBSD Build, Check, and Test	4m 22s
FreeBSD Build, Check, and Test	3m 41s
MacOS ARM Build, Check, and Test	5m 5s
Ubuntu ARM Build, Check, and Test	3m 15s
Ubuntu Build, Check, and Test	3m 32s
	32m 16s

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