chore(deps): update actions/checkout action to v4

Author: renovate[bot]

.github/workflows/R-CMD-check.yaml

@@ -29,7 +29,7 @@ jobs:
       R_KEEP_PKG_SOURCE: yes
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
 
       - uses: r-lib/actions/setup-pandoc@v1
 

.github/workflows/scorecard.yml

@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8 # v3.1.0
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           persist-credentials: false