Use `rb_debug_inspector_frame_loc_get` if any #415

Job	Run time
ruby-versions / Generate Ruby versions	4s
test (3.0)	33s
test (3.1)	38s
test (3.2)	45s
test (3.3)	42s
test (3.4)	32s
test (debug)	48s
test (head)	37s
	4m 39s

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