Disable strict abigail checking pending asm fix.

Test: m ndk
Bug: http://b/190554910
Change-Id: Ideb0c6d8ac5428c2ebe211393929f1d5c891dfba
diff --git a/libm/Android.bp b/libm/Android.bp
index 5622e8c..7469cde 100644
--- a/libm/Android.bp
+++ b/libm/Android.bp
@@ -552,6 +552,8 @@
     name: "libm",
     symbol_file: "libm.map.txt",
     first_version: "9",
+    // APIs implemented in asm don't have debug info: http://b/190554910.
+    allow_untyped_symbols: true,
 }
 
 genrule {