bump stdarch

RalfJung · RalfJung · commit 68907a94948a · 2025-03-03T12:34:28.000+01:00
diff --git a/library/stdarch b/library/stdarch
@@ -1 +1 @@
-Subproject commit 684de0d6fef708cae08214fef9643dd9ec7296e1
+Subproject commit 881249ce76112cf7ce898b847a6fa0d36797b86b
