distinguish between recursive and nonrecursive lets in term printer #9853

Job	Run time
build ucm (ubuntu-20.04)	3m 33s
ormolu	11s
build ucm (macOS-13)	16m 27s
build ucm (windows-2019)	9m 4s
generate jit source	10s
run interpreter tests (ubuntu-20.04)	1m 7s
run transcripts (ubuntu-20.04)	4m 12s
run interpreter tests (macos-13)	2m 27s
run transcripts (macos-13)	7m 4s
run transcripts (windows-2019)	7m 26s
build jit binary / build jit binary (ubuntu-20.04)	10s
build jit binary / build jit binary (macOS-13)	16s
build jit binary / build jit binary (windows-2019)	21s
test jit / test jit (ubuntu-20.04)	8s
test jit / test jit (macOS-13)	17s
	52m 53s

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