(CAT-2121) Update tests to account for `pdk validate` changes #828

Job	Run time
spec (ruby 2.7) / spec	52s
spec (ruby 3.2) / spec	49s
acceptance (ruby 2.7 \| ubuntu-latest) / acceptance	13m 3s
acceptance (ruby 3.2 \| windows-2019) / acceptance	7m 52s
acceptance (ruby 3.2 \| ubuntu-latest) / acceptance	13m 23s
acceptance (ruby 2.7 \| windows-2019) / acceptance	30m 24s
	1h 6m 23s

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