Update the libm submodule

tgross35 · tgross35 · commit ad2615074544 · 2025-01-07T18:11:40.000-05:00
This includes [1], which fixes a bug parsing non-numeric optimization levels. [1]: rust-lang/libm#417
diff --git a/libm b/libm
@@ -1 +1 @@
-Subproject commit 44770b96920557baf38990d2ee4142e166be579d
+Subproject commit 8e82616f154b06cf4ee9cdb82a4f56474a403d04
