revert to allowing absolute names on LHS of use (`use .foo bar`) #10178

Job	Run time
ormolu	6s
build ucm (ubuntu-20.04)	7m 9s
build ucm (macOS-13)	10m 39s
build ucm (windows-2019)	11m 19s
generate jit source	9s
run interpreter tests (ubuntu-20.04)	57s
run transcripts (ubuntu-20.04)	4m 1s
run interpreter tests (macos-13)	12s
run transcripts (macos-13)	20s
run transcripts (windows-2019)	7m 4s
build jit binary / build jit binary (ubuntu-20.04)	8s
build jit binary / build jit binary (macOS-13)	15s
build jit binary / build jit binary (windows-2019)	21s
test jit / test jit (ubuntu-20.04)	8s
test jit / test jit (macOS-13)	17s
	43m 5s

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