Update lean-toolchain for leanprover/lean4#12481

leanprover-community-mathlib4-bot · leanprover-community-mathlib4-bot · commit 7d737680d707 · 2026-02-25T13:44:53.000Z
diff --git a/lean-toolchain b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4-pr-releases:pr-release-12481-1a26915
+leanprover/lean4-pr-releases:pr-release-12481-5b86c51

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-leanprover/lean4-pr-releases:pr-release-12481-1a26915`
	`1`	`+leanprover/lean4-pr-releases:pr-release-12481-5b86c51`