Remove source_location from public headers, we don't yet assume C++20

PiperOrigin-RevId: 448943865
diff --git a/rs_bindings_from_cc/BUILD b/rs_bindings_from_cc/BUILD
index bd3c0c2..7468975 100644
--- a/rs_bindings_from_cc/BUILD
+++ b/rs_bindings_from_cc/BUILD
@@ -414,7 +414,6 @@
     "cstdint",
     "new",
     "typeinfo",
-    "source_location",
     "exception",
     "initializer_list",
     "compare",