Fix -Wl,--exclude-libs typo: x86->i686

These lines shouldn't actually matter, because the DSOs are using
version scripts to allow-list exported symbols.

Bug: none
Test: bionic unit tests
Change-Id: I39d3df8c4f8053624f862b3c6994e30c693e928c
diff --git a/linker/Android.bp b/linker/Android.bp
index efda312..6f5d465 100644
--- a/linker/Android.bp
+++ b/linker/Android.bp
@@ -409,7 +409,7 @@
         "-Wl,--exclude-libs=libgcc_stripped.a",
         "-Wl,--exclude-libs=libclang_rt.builtins-arm-android.a",
         "-Wl,--exclude-libs=libclang_rt.builtins-aarch64-android.a",
-        "-Wl,--exclude-libs=libclang_rt.builtins-x86-android.a",
+        "-Wl,--exclude-libs=libclang_rt.builtins-i686-android.a",
         "-Wl,--exclude-libs=libclang_rt.builtins-x86_64-android.a",
     ],