maint: Bump actions/checkout from 3 to 4 (#290)

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

Author: dependabot[bot]

.github/workflows/ci_cd.yml

@@ -155,7 +155,7 @@ jobs:
     needs: doc-deploy-stable
     steps:
       - name: "Install Git and clone project"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: "get version of library"
         shell: bash

.github/workflows/label.yml

@@ -13,7 +13,7 @@ jobs:
     name: Syncer
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: micnncim/action-label-syncer@v1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}