test

chore: Update rbs gem to version 3.5.3 #497

Job	Run time
test-memory (head)	36s
steep-check (head)	25s
test-ruby (head, master)	6m 9s
test-windows (head)	1m 42s
test-ruby (3.0, master)	6m 6s
check-misc (head)	7s
ruby-versions / Generate Ruby versions	2s
test-cpp (head, g++)	12s
test (2.5)	31s
test-cpp (head, clang++)	20s
test (2.6)	25s
test (2.7)	24s
test (3.0)	11s
test (3.1)	17s
test (3.2)	15s
test (3.3)	12s
test (head)	13s
	18m 7s

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