Disable ARM32 libgcc

ARM32 does not depend on libgcc to provide unwinding symbols.

Test: TreeHugger
Change-Id: I68f1cd3c4e1ff9713ffe4e3ac02bca053aced116
diff --git a/Android.bp b/Android.bp
index 9c2bb43..ab74709 100644
--- a/Android.bp
+++ b/Android.bp
@@ -626,7 +626,8 @@
     arch: {
         arm: {
             src: "prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/lib/gcc/arm-linux-androideabi/4.9.x/libgcc.a",
-            repack_objects_to_keep: ["unwind-arm.o", "libunwind.o", "pr-support.o"],
+            repack_objects_to_keep: [],
+            enabled: false,
         },
         arm64: {
             src: "prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9/lib/gcc/aarch64-linux-android/4.9.x/libgcc.a",