ci(gha): Update actions/checkout action to v4.3.1 (#159)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/infracost.yaml

@@ -37,7 +37,7 @@ jobs:
 
       # Checkout the base branch of the pull request
       - name: Checkout repository
-        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4.3.0
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           ref: ${{ github.event.pull_request.base.ref }}
           persist-credentials: false
@@ -51,7 +51,7 @@ jobs:
 
       # Checkout the current PR branch so we can create a diff.
       - name: Checkout PR branch
-        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4.3.0
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       # Generate an Infracost diff and save it to a JSON file.
       - name: Generate Infracost diff

.github/workflows/scorecard.yaml

@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4.3.0
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
           persist-credentials: false