Merge bitcoin-core/gui#614: Drop no longer supported Android architecture

d1b7bcb qt: Drop no longer supported Android architecture (Hennadii Stepanov)

Pull request description:

  The `i686-linux-android` arch support has been dropped since bitcoin#23744.

ACKs for top commit:
  katesalazar:
    ACK d1b7bcb
  icota:
    utACK bitcoin-core/gui@d1b7bcb
  prusnak:
    Approach ACK d1b7bcb

Tree-SHA512: 13689ec8c63c92b9a52a3c25edc35536b8e51ff583f57c45b168515f928d020d6bb85d03db9efd8d5efd57b944dfd313a89f5ff8a52f99982ccc8d9671f6e7a9

Author: hebasto

src/qt/android/res/values/libs.xml

@@ -10,8 +10,5 @@
         <item>
             x86_64;libbitcoin-qt_x86_64.so
         </item>
-        <item>
-            x86;libbitcoin-qt_x86.so
-        </item>
     </array>
 </resources>