Bump actions/checkout from 2 to 3

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v3)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Diff for: .github/workflows/lint.yml

@@ -6,7 +6,7 @@ jobs:
     name: Lint Solidity
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions/setup-node@v1
         with:
           node-version: '14.x'
@@ -20,7 +20,7 @@ jobs:
     name: Lint JS
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions/setup-node@v1
         with:
           node-version: '14.x'

Diff for: .github/workflows/release.yml

@@ -11,7 +11,7 @@ jobs:
     if: github.event_name == 'push' && github.ref == 'refs/heads/master'
     steps:
 
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: google-github-actions/release-please-action@v3
         id: release
         with:

Diff for: .github/workflows/test.yml

@@ -13,7 +13,7 @@ jobs:
         node-version: [14.x]
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - uses: actions/[email protected]
         with:
           path: ~/.npm
@@ -47,7 +47,7 @@ jobs:
         node-version: [14.x]
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: Install Node.js ${{ matrix.node-version }}
         uses: actions/[email protected]
         with: