Update backtrace to 0.3.57

jclulow · jclulow · commit d21fb2bc3657 · 2021-04-25T13:48:03.000-07:00
Adds support for symbol resolution on illumos systems.
diff --git a/library/backtrace b/library/backtrace
@@ -1 +1 @@
-Subproject commit 710fc18ddcb6c7677b3c96359abb35da37f2a488
+Subproject commit 221483ebaf45df5c956adffee2d4024e7c3b96b8
