[android][test] XFAIL dead_array_elim in Android ARMv7

It is failing for unknown reasons, probably as a result of swiftlang#35872.
XFAILing for the time being to have a green build again.

Author: drodriguez

test/SILOptimizer/dead_array_elim.swift

@@ -1,6 +1,7 @@
 // RUN: %target-swift-frontend -O -emit-sil -primary-file %s | %FileCheck %s
 
 // REQUIRES: swift_stdlib_no_asserts
+// XFAIL: OS=linux-androideabi
 
 // These tests check whether DeadObjectElimination pass runs as a part of the
 // optimization pipeline and eliminates dead array literals in Swift code.