Revert "Suppress -fcoroutines-ts deprecation warning" am: fe9066ae4e am: e74e33a93b am: f3bc72a0f1

Original change: https://android-review.googlesource.com/c/platform/external/libcxx/+/2464734

Change-Id: I7735f8db5c189c5991afbaa2303849290bbff633
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/Android.bp b/Android.bp
index 3451e77..3868e27 100644
--- a/Android.bp
+++ b/Android.bp
@@ -248,7 +248,6 @@
         "-fsized-deallocation",
         "-fexceptions",
         "-fcoroutines-ts",
-        "-Wno-deprecated-experimental-coroutine",
         "-Wno-format-zero-length",
         "-Wno-implicit-fallthrough",
         "-Wno-non-virtual-dtor",