Remove dead workaround.

I think this was a workaround for http://b/122993571 which has since been fixed.

Change-Id: I95dcfe505cc4db0f22ec88ab8f9ca8a43bd6d57a
diff --git a/libc/Android.bp b/libc/Android.bp
index 5063364..f8f08ce 100644
--- a/libc/Android.bp
+++ b/libc/Android.bp
@@ -87,10 +87,6 @@
     recovery_available: true,
     native_bridge_supported: true,
 
-    // lld complains about duplicate symbols in libcrt and libgcc. Suppress the
-    // warning since this is intended right now.
-    ldflags: ["-Wl,-z,muldefs"],
-
     product_variables: {
         malloc_zero_contents: {
             cflags: ["-DSCUDO_ZERO_CONTENTS"],