Update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/release.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Prepare release
         run: .github/workflows/release_prep.sh > release_notes.txt
       - name: Release

.github/workflows/tests.yml

@@ -20,7 +20,7 @@ jobs:
       contents: read # For repo checkout
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Trunk Check
         uses: trunk-io/trunk-action@v1
   test:
@@ -33,7 +33,7 @@ jobs:
         bzlmod: [true, false]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - if: startsWith(matrix.os, 'ubuntu')
         run: tests/scripts/ubuntu_install_libtinfo.sh
       - name: Test
@@ -44,7 +44,7 @@ jobs:
   toolchain_test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Test
         env:
           USE_BAZEL_VERSION: latest
@@ -60,7 +60,7 @@ jobs:
         bzlmod: [true, false]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - if: startsWith(matrix.os, 'ubuntu')
         run: tests/scripts/ubuntu_install_libtinfo.sh
       - name: Test
@@ -86,7 +86,7 @@ jobs:
         bzlmod: [true, false]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Test
         env:
           USE_BZLMOD: ${{ matrix.bzlmod }}
@@ -98,7 +98,7 @@ jobs:
         bzlmod: [true, false]
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Test
         env:
           USE_BZLMOD: ${{ matrix.bzlmod }}
@@ -110,7 +110,7 @@ jobs:
         bzlmod: [true, false]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - run: tests/scripts/ubuntu_install_libtinfo.sh
       - name: Test
         env:
@@ -123,7 +123,7 @@ jobs:
         bzlmod: [true, false]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - run: tests/scripts/ubuntu_install_libtinfo.sh
       - name: Download and Extract LLVM distribution
         env: