chore: Update actions/checkout digest to 08eba0b

Author: grafanarenovatebot[bot]

.github/workflows/build_and_publish.yaml

@@ -53,7 +53,7 @@ jobs:
 
     steps:
       - name: checkout
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
         with:
           persist-credentials: false
           fetch-depth: 0
@@ -186,7 +186,7 @@ jobs:
           repositories: ${{ needs.preflight.outputs.repo_name }}
 
       - name: checkout
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
         with:
           persist-credentials: false
           fetch-depth: 0
@@ -315,7 +315,7 @@ jobs:
       # to obtain GOOS and GOARCH (because it's downloading a remote tarball
       # where those values are part of the filename).
       - name: checkout
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
         with:
           persist-credentials: false
           fetch-depth: 0

.github/workflows/validate_pr.yaml

@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: checkout
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
         with:
           persist-credentials: false
           fetch-depth: 0