Remove obviously redundant bang patterns #9859

Job	Run time
ormolu	10s
build ucm (ubuntu-20.04)	3m 31s
build ucm (macOS-13)	13m 48s
build ucm (windows-2019)	9m 1s
generate jit source	10s
run interpreter tests (ubuntu-20.04)	1m 3s
run transcripts (ubuntu-20.04)	4m 5s
run interpreter tests (macos-13)	1m 58s
run transcripts (macos-13)	7m 19s
run transcripts (windows-2019)	7m 45s
build jit binary / build jit binary (ubuntu-20.04)	9s
build jit binary / build jit binary (macOS-13)	21s
build jit binary / build jit binary (windows-2019)	30s
test jit / test jit (ubuntu-20.04)	5s
test jit / test jit (macOS-13)	14s
	50m 9s

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