Update lean-toolchain for leanprover/lean4#11553

leanprover-community-mathlib4-bot · leanprover-community-mathlib4-bot · commit 80e592907ede · 2025-12-08T22:14:01.000Z
diff --git a/lean-toolchain b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4-pr-releases:pr-release-11553-d8114de
+leanprover/lean4-pr-releases:pr-release-11553-64c3c49

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-leanprover/lean4-pr-releases:pr-release-11553-d8114de`
	`1`	`+leanprover/lean4-pr-releases:pr-release-11553-64c3c49`