Change add_soong_config_var_value to soong_config_set am: 7842501522 am: 4515481c59 am: 60753fb8a8

Original change: https://android-review.googlesource.com/c/device/generic/art/+/1967006

Change-Id: I6518a8bc767ed4e540d858d1dad7e3400c66bfad