Update lean-toolchain for testing leanprover/lean4#13757

leanprover-bot · leanprover-bot · commit 3296e7550c1d · 2026-05-16T16:40:26.000Z
diff --git a/lean-toolchain b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:nightly-2026-05-14
+leanprover/lean4-pr-releases:pr-release-13757-6a7a3eb

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-leanprover/lean4:nightly-2026-05-14`
	`1`	`+leanprover/lean4-pr-releases:pr-release-13757-6a7a3eb`