Allow for `CONSTANT_TYPEID_ARRAY[idx]` to be used as a type in certai… #15986

Job	Run time
Windows Build, Check, and Test	2s
FreeBSD Build, Check, and Test	3m 53s
Ubuntu Build, Check, and Test	3m 27s
NetBSD Build, Check, and Test	4m 58s
Ubuntu ARM Build, Check, and Test	3m 33s
Linux riscv64 (emulated) Build, Check and Test	3m 22s
MacOS Intel Build, Check, and Test	7m 8s
MacOS ARM Build, Check, and Test	4m 44s
	31m 7s

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