Turn minification off for appsearch.aar.
Turn minification off for appsearch.aar.

The aar gets desugared twice in some workflows, which fails.
Documentation suggests that aars are supposed to be published without
desugaring.

Test: Presubmit
Bug: 161836382
Bug: 161836669
Change-Id: I5d2d560a1f0814b48d441c337126c6b75bba3c24

AndroidX/androidx,androidx/androidx,AndroidX/androidx,androidx/androidx,androidx/androidx,androidx/androidx,androidx/androidx,AndroidX/androidx,AndroidX/androidx,androidx/androidx,AndroidX/androidx,androidx/androidx,AndroidX/androidx,AndroidX/androidx,androidx/androidx,AndroidX/androidx,androidx/androidx,AndroidX/androidx,androidx/androidx,AndroidX/androidx