musl: Update submodule

tgross35 · tgross35 · commit fdc3aacbaf62 · 2025-04-22T16:30:17.000-04:00
Update the musl submodule to c47ad25ea3 ("iconv: harden UTF-8 output
code path against input decoder bugs").
diff --git a/crates/musl-math-sys/musl b/crates/musl-math-sys/musl
@@ -1 +1 @@
-Subproject commit 61399d4bd02ae1ec03068445aa7ffe9174466bfd
+Subproject commit c47ad25ea3b484e10326f933e927c0bc8cded3da
