Bump `check_commits` CI job rustc to 1.57

1.51 (and other earlier versions of `rustc`) appear to refuse to
accept our documentation links due to a bogus failure to resolve
`ChannelTypeFeatures::supports_scid_privacy`.

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d25e9a43c19ab4682e4ab75105c372d3ab35b9df..9b6abc71151650bcd3a0964cdf5284c3fd0a1503 100644 (file)
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -236,9 +236,7 @@ jobs:
   check_commits:
     runs-on: ubuntu-latest
     env:
-      # rustc 1.53 regressed and panics when building our (perfectly fine) docs.
-      # See https://github.com/rust-lang/rust/issues/84738
-      TOOLCHAIN: 1.52.1
+      TOOLCHAIN: 1.57.0
     steps:
       - name: Checkout source code
         uses: actions/checkout@v3