Suppress deprecation warning for `Minitst/MultipleAssertions` #135

Job	Run time
Check the oldest supported RuboCop version	30s
JRuby 9.4	1m 36s
Ruby 2.7	32s
Check documentation syntax	17s
Ruby 3.0	23s
Prism	32s
Ruby 3.1	25s
Ruby 3.2	17s
Ruby 3.3	32s
Ruby head	21s
	5m 25s

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