Don't build bionic-unit-tests-static with libcrt_builtins

libcrt_builtins does not work with libm, which is statically linked in
bionic-unit-tests-static. Opt it out of libcrt_builtins for now.

Bug: 119207651
Bug: 117167374
Test: run bionic-unit-test-static
Change-Id: I20067c9841beb9de2b73342847aaa945dbadbff8
diff --git a/tests/Android.bp b/tests/Android.bp
index c334032..6a644b6 100644
--- a/tests/Android.bp
+++ b/tests/Android.bp
@@ -630,6 +630,10 @@
 
     static_executable: true,
     stl: "libc++_static",
+
+    // libclang_rt.builtins does not work with libm
+    // http://b/117167374
+    no_libcrt: true,
 }
 
 // -----------------------------------------------------------------------------