chore(deps): bump actions/checkout from 1 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 1 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v1...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/audit.yml

@@ -13,7 +13,7 @@ jobs:
  security_audit:
  runs-on: ubuntu-20.04
  steps:
- - uses: actions/checkout@v2
+ - uses: actions/checkout@v4
  - uses: actions-rs/audit-check@v1
  with:
  token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/code_coverage.yml

@@ -13,7 +13,7 @@ jobs:
 
  steps:
  - name: Checkout
- uses: actions/checkout@v2
+ uses: actions/checkout@v4
  - name: Install lcov tools
  run: sudo apt-get install lcov -y
  - name: Install Rust toolchain

.github/workflows/cont_integration.yml

@@ -29,7 +29,7 @@ jobs:
  - --all-features
  steps:
  - name: checkout
- uses: actions/checkout@v2
+ uses: actions/checkout@v4
  - name: Install Rust toolchain
  uses: actions-rs/toolchain@v1
  with:
@@ -59,7 +59,7 @@ jobs:
  runs-on: ubuntu-latest
  steps:
  - name: Checkout
- uses: actions/checkout@v2
+ uses: actions/checkout@v4
  - name: Install Rust toolchain
  uses: actions-rs/toolchain@v1
  with:
@@ -90,7 +90,7 @@ jobs:
  CFLAGS: -I/usr/include
  steps:
  - name: Checkout
- uses: actions/checkout@v2
+ uses: actions/checkout@v4
  # Install a recent version of clang that supports wasm32
  - run: wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add - || exit 1
  - run: sudo apt-get update || exit 1
@@ -116,7 +116,7 @@ jobs:
  runs-on: ubuntu-latest
  steps:
  - name: Checkout
- uses: actions/checkout@v2
+ uses: actions/checkout@v4
  - name: Install Rust toolchain
  uses: actions-rs/toolchain@v1
  with:
@@ -131,7 +131,7 @@ jobs:
  needs: prepare
  runs-on: ubuntu-latest
  steps:
- - uses: actions/checkout@v1
+ - uses: actions/checkout@v4
  - uses: actions-rs/toolchain@v1
  with:
  toolchain: ${{ needs.prepare.outputs.rust_version }}
@@ -160,7 +160,7 @@ jobs:
  - example_wallet_rpc
  steps:
  - name: checkout
- uses: actions/checkout@v2
+ uses: actions/checkout@v4
  - name: Install Rust toolchain
  uses: actions-rs/toolchain@v1
  with:

.github/workflows/nightly_docs.yml

@@ -8,7 +8,7 @@ jobs:
  runs-on: ubuntu-latest
  steps:
  - name: Checkout sources
- uses: actions/checkout@v2
+ uses: actions/checkout@v4
  - name: Set default toolchain
  run: rustup default nightly-2024-05-12
  - name: Set profile
@@ -34,7 +34,7 @@ jobs:
  runs-on: ubuntu-latest
  steps:
  - name: Checkout `bitcoindevkit.org`
- uses: actions/checkout@v2
+ uses: actions/checkout@v4
  with:
  ssh-key: ${{ secrets.DOCS_PUSH_SSH_KEY }}
  repository: bitcoindevkit/bitcoindevkit.org