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]>

.github/workflows/codeql-analysis.yml

@@ -39,7 +39,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/python.yml

@@ -22,7 +22,7 @@ jobs:
     steps:
     - name: Setup and run ganache
       run: docker run --detach --publish 8545:8545 --network-alias ganache -e DOCKER=true trufflesuite/ganache-cli:latest --defaultBalanceEther 10000 --gasLimit 10000000 -a 30 --noVMErrorsOnRPCResponse --chainId 1337 --networkId 1337 -d
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v3
       with:
@@ -67,7 +67,7 @@ jobs:
     needs: test-app
     if: startsWith(github.ref, 'refs/tags/')
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Set up Python
       uses: actions/setup-python@v3
       with: