chore: remove leftover debugging printlns #3083

Job	Run time
build (1.20.x, GOARCH=amd64 GOOS=linux, gno)	23s
build (1.20.x, GOARCH=wasm GOOS=js, gno)	34s
build (1.21.x, GOARCH=amd64 GOOS=linux, gno)	50s
build (1.21.x, GOARCH=wasm GOOS=js, gno)	22s
test (1.20.x, _test.cmd)	1m 3s
test (1.20.x, _test.pkg)	40s
test (1.20.x, _test.gnolang.native)	55s
test (1.20.x, _test.gnolang.stdlibs)	1m 2s
test (1.20.x, _test.gnolang.realm)	34s
test (1.20.x, _test.gnolang.pkg0)	1m 56s
test (1.20.x, _test.gnolang.pkg1)	6m 54s
test (1.20.x, _test.gnolang.pkg2)	4m 9s
test (1.20.x, _test.gnolang.other)	27s
test (1.21.x, _test.cmd)	1m 1s
test (1.21.x, _test.pkg)	32s
test (1.21.x, _test.gnolang.native)	32s
test (1.21.x, _test.gnolang.stdlibs)	53s
test (1.21.x, _test.gnolang.realm)	26s
test (1.21.x, _test.gnolang.pkg0)	1m 28s
test (1.21.x, _test.gnolang.pkg1)	6m 6s
test (1.21.x, _test.gnolang.pkg2)	3m 56s
test (1.21.x, _test.gnolang.other)	1m 6s
upload-coverage	9s
	35m 58s

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