[GR-59866] Emit a warning when `it` call without arguments is used in… #5033

Job	Run time
lint	14m 47s
build jvm	6m 24s
build native	12m 57s
ruby/spec on CRuby 3.0	3m 32s
ruby/spec on CRuby 3.1	3m 34s
ruby/spec on CRuby 3.2	3m 5s
fast specs	1m 37s
test integration	9m 35s
specs :truffle	14m 33s
specs :language :core	12m 30s
specs :library :cext :security :command_line :tracepoint	9m 27s
test native	3m 5s
run MRI tests on native	19m 29s
	1h 54m 35s

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