Clean up no_libgcc

This property is getting removed.

Test: build
Change-Id: Ib7b8cb189b21b55da6305f6644b0b029b41e8e4b
diff --git a/libc/Android.bp b/libc/Android.bp
index 7d08365..ad2c347 100644
--- a/libc/Android.bp
+++ b/libc/Android.bp
@@ -1716,7 +1716,6 @@
     native_bridge_supported: true,
 
     no_libcrt: true,
-    no_libgcc: true,
     stl: "none",
     system_shared_libs: [],