chore(deps): update actions/checkout digest to b684943 (#1088)

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

.github/workflows/merge.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@2d7d9f7ff5b310f983d059b68785b3c74d8b8edd
+    - uses: actions/checkout@b6849436894e144dbce29d7d7fda2ae3bf9d8365
     - name: Set up JDK 8
       uses: actions/setup-java@8e04ddff28554375a9a1096c888a2ef2c9803cd7
       with:

.github/workflows/pullrequest.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the code
-        uses: actions/checkout@2d7d9f7ff5b310f983d059b68785b3c74d8b8edd
+        uses: actions/checkout@b6849436894e144dbce29d7d7fda2ae3bf9d8365
 
       - name: Set up JDK 8
         uses: actions/setup-java@8e04ddff28554375a9a1096c888a2ef2c9803cd7

.github/workflows/release.yml

@@ -28,7 +28,7 @@ jobs:
       # These steps are only run if this was a merged release-please PR
       - name: checkout
         if: ${{ steps.release.outputs.release_created }}
-        uses: actions/checkout@2d7d9f7ff5b310f983d059b68785b3c74d8b8edd
+        uses: actions/checkout@b6849436894e144dbce29d7d7fda2ae3bf9d8365
       - name: Set up JDK 8
         if: ${{ steps.release.outputs.release_created }}
         uses: actions/setup-java@8e04ddff28554375a9a1096c888a2ef2c9803cd7

.github/workflows/static-code-scanning.yaml

@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@2d7d9f7ff5b310f983d059b68785b3c74d8b8edd
+        uses: actions/checkout@b6849436894e144dbce29d7d7fda2ae3bf9d8365
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL