Update lean-toolchain for testing leanprover/lean4#11416

leanprover-community-mathlib4-bot · leanprover-community-mathlib4-bot · commit 2c0779da117a · 2025-11-28T12:09:16.000Z
diff --git a/lean-toolchain b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:nightly-2025-11-27
+leanprover/lean4-pr-releases:pr-release-11416-8580d0e

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-leanprover/lean4:nightly-2025-11-27`
	`1`	`+leanprover/lean4-pr-releases:pr-release-11416-8580d0e`