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]

.github/workflows/build.yml

@@ -29,7 +29,7 @@ jobs:
         os: [ubuntu-latest, windows-latest, macos-latest]
         java: [15]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up JDK ${{ matrix.java }}
         uses: actions/setup-java@v2
         with:

.github/workflows/rebase.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout the latest code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           fetch-depth: 0 # otherwise, you will fail to push refs to dest repo

.github/workflows/release.yml

@@ -10,7 +10,7 @@ jobs:
     environment:
       name: release
     steps:
-      - uses: actions/checkout@v2.3.4
+      - uses: actions/checkout@v3
 
       - name: "Get tag name"
         id: tag
@@ -109,7 +109,7 @@ jobs:
     environment:
       name: release
     steps:
-      - uses: actions/checkout@v2.3.4
+      - uses: actions/checkout@v3
         with:
           ref: develop
           token: ${{ secrets.WEBGOAT_DEPLOYER_TOKEN }}