Update lean-toolchain for testing leanprover/lean4#6782

Author: leanprover-community-mathlib4-bot

lake-manifest.json

@@ -65,10 +65,10 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "e8a256e1c3ff6d509d0f262def2b89e43c6d9e22",
+   "rev": "0ac5151ec33b0aca2d98cb040c755400def4e4ef",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "nightly-testing",
+   "inputRev": "lean-pr-testing-6782",
    "inherited": false,
    "configFile": "lakefile.toml"},
   {"url": "https://github.com/leanprover/lean4-cli",

lakefile.lean

@@ -7,7 +7,7 @@ open Lake DSL
 ## Mathlib dependencies on upstream projects
 -/
 
-require "leanprover-community" / "batteries" @ git "nightly-testing"
+require "leanprover-community" / "batteries" @ git "lean-pr-testing-6782"
 require "leanprover-community" / "Qq" @ git "v4.15.0"
 require "leanprover-community" / "aesop" @ git "v4.16.0-rc1"
 require "leanprover-community" / "proofwidgets" @ git "v0.0.51-pre"

lean-toolchain

@@ -1 +1 @@
-leanprover/lean4:nightly-2025-01-26
+leanprover/lean4-pr-releases:pr-release-6782