Update to Rust 2024 edition. (#2658)

.github/workflows/build.sh

@@ -25,7 +25,7 @@ else
     # Back-date the sources to POT-Creation-Date. The content lives in two
     # directories:
     rm -r src/ third_party/
-    git restore --source "$(git rev-list -n 1 --before "$pot_creation_date" @)" src/ third_party/
+    git restore --source "$(git rev-list -n 1 --before "$pot_creation_date" @)" src/ third_party/ book.toml
     # Set language and adjust site URL. Clear the redirects since they are
     # in sync with the source files, not the translation.
     export MDBOOK_BOOK__LANGUAGE=$book_lang

.github/workflows/build.yml

@@ -161,9 +161,11 @@ jobs:
           MDBOOK_OUTPUT='{"xgettext": {"pot-file": "messages.pot"}}' mdbook build -d po
           msgfmt -o /dev/null --statistics po/messages.pot
 
-      - name: Install mdbook-linkcheck
+      - name: Install mdbook-linkcheck2
         if: contains(fromJSON(env.LINK_CHECKED_LANGUAGES), matrix.language)
-        run: cargo install mdbook-linkcheck --locked --version 0.7.7
+        run: |
+          cargo uninstall mdbook-linkcheck || true
+          cargo install mdbook-linkcheck2 --locked --version 0.9.1
 
       - name: Build ${{ matrix.language }} translation
         run: |
@@ -210,6 +212,9 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: Update Rust
+        run: rustup update
+
       - name: Setup Rust cache
         uses: ./.github/workflows/setup-rust-cache
 

.github/workflows/install-mdbook/action.yml

@@ -13,6 +13,6 @@ runs:
       run: |
         sudo apt-get update
         sudo apt-get install -y texlive texlive-luatex texlive-lang-cjk texlive-lang-arabic librsvg2-bin fonts-noto
-        curl -LsSf https://github.com/jgm/pandoc/releases/download/3.6.2/pandoc-3.6.2-linux-amd64.tar.gz | tar zxf -
-        echo "$PWD/pandoc-3.6.2/bin" >> $GITHUB_PATH
+        curl -LsSf https://github.com/jgm/pandoc/releases/download/3.7.0.1/pandoc-3.7.0.1-linux-amd64.tar.gz | tar zxf -
+        echo "$PWD/pandoc-3.7.0.1/bin" >> $GITHUB_PATH
       shell: bash

.github/workflows/publish.yml

@@ -35,6 +35,9 @@ jobs:
         with:
           fetch-depth: 0 # We need the full history for build.sh below.
 
+      - name: Update Rust
+        run: rustup update
+
       - name: Setup Rust cache
         uses: ./.github/workflows/setup-rust-cache