we don't have execinfo.h on Alpine, thus we should not wrap it either;
it messes with __has_include(), and leads to broken builds

see: https://bugzilla.mozilla.org/show_bug.cgi?id=1952657

diff --git a/config/system-headers.mozbuild b/config/system-headers.mozbuild
index b519b88..ebb0432 100644
--- a/config/system-headers.mozbuild
+++ b/config/system-headers.mozbuild
@@ -222,7 +222,6 @@ system_headers = [
     "exdisp.h",
     "ExDisp.h",
     "exe386.h",
-    "execinfo.h",
     "extras.h",
     "fcntl.h",
     "fenv.h",