Update lean-toolchain for testing leanprover/lean4#2496

leanprover-community-mathlib4-bot · leanprover-community-mathlib4-bot · commit a85dc8915495 · 2023-08-31T12:16:36.000Z
diff --git a/lean-toolchain b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:v4.0.0-rc4
+leanprover/lean4-pr-releases:pr-release-2496

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-leanprover/lean4:v4.0.0-rc4`
	`1`	`+leanprover/lean4-pr-releases:pr-release-2496`