Update lean-toolchain for leanprover/lean4#11004

leanprover-community-mathlib4-bot · leanprover-community-mathlib4-bot · commit 3dfee4a1ccbd · 2025-10-29T23:17:53.000Z
diff --git a/lean-toolchain b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4-pr-releases:pr-release-11004-a2e7245
+leanprover/lean4-pr-releases:pr-release-11004-c6dd599

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-leanprover/lean4-pr-releases:pr-release-11004-a2e7245`
	`1`	`+leanprover/lean4-pr-releases:pr-release-11004-c6dd599`