Update lean-toolchain for testing leanprover/lean4#10851

leanprover-community-mathlib4-bot · leanprover-community-mathlib4-bot · commit a47da882743d · 2025-10-20T11:52:15.000Z
diff --git a/lean-toolchain b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:nightly-2025-10-19
+leanprover/lean4-pr-releases:pr-release-10851-1592932

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-leanprover/lean4:nightly-2025-10-19`
	`1`	`+leanprover/lean4-pr-releases:pr-release-10851-1592932`