Add dual-conv tests for add/sub dual-input ifm scaling (#18755) #2188

Job	Run time
test-qnn / test-backend-linux (qnn, operators) / linux-job	13m 56s
test-qnn / test-backend-linux (qnn, models) / linux-job	26m 20s
test-qnn / test-backend-macos	0s
test-qnn / package-golden-artifacts	2m 24s
	42m 40s

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