Use EValue::tryTo* #3049

Job	Run time
test-arm / test-backend-linux (arm_tosa_fp, models) / linux-job	33m 1s
test-arm / test-backend-linux (arm_tosa_fp, operators) / linux-job	20m 14s
test-arm / test-backend-linux (arm_vgf_fp, operators) / linux-job	16m 18s
test-arm / test-backend-linux (arm_vgf_fp, models) / linux-job	32m 3s
test-arm / test-backend-macos	0s
test-arm / package-golden-artifacts	43s
	1h 42m 19s

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