Bump actions/checkout from 2.3.4 to 3

Bumps [actions/checkout](https://github.com/actions/checkout) from 2.3.4 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v2.3.4...v3)

---
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/build.yml

@@ -6,7 +6,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2.3.4
+      uses: actions/checkout@v3
       with:
         fetch-depth: 0
 
@@ -41,7 +41,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2.3.4
+      uses: actions/checkout@v3
       with:
         fetch-depth: 0
 
@@ -134,7 +134,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2.3.4
+      uses: actions/checkout@v3
       with:
         fetch-depth: 0
 
@@ -248,7 +248,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2.3.4
+      uses: actions/checkout@v3
       with:
         fetch-depth: 0
 

.github/workflows/codeql-analysis.yml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/docs.yml

@@ -7,7 +7,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2.3.4
+      uses: actions/checkout@v3
       with:
         fetch-depth: 0