Bump actions/checkout from 2 to 3 (#2859)

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]>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/control_styles.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Generate Control Styles Markdown
       run: Scripts/GenerateThemesWikiMarkdown.ps1
       shell: pwsh

.github/workflows/icon_update.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: windows-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - name: Setup .NET
       uses: actions/setup-dotnet@v2

.github/workflows/pr_verification.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: windows-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - name: Build and Test
       uses: ./.github/actions/build-and-test

.github/workflows/release.yml

@@ -24,7 +24,7 @@ jobs:
       should_run: ${{ github.event_name == 'push' || steps.check_tag.outputs.has_changed }}
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       if: ${{ github.event_name != 'push' }}
       with:
         fetch-depth: 0
@@ -44,7 +44,7 @@ jobs:
     runs-on: windows-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       with:
         fetch-depth: 0