Update actions/checkout digest to 755da8c (#3034)

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

Author: renovate[bot]

.github/workflows/maven.yml

@@ -19,7 +19,7 @@ jobs:
     env:
       JAVA_OPTS: "-XX:+TieredCompilation -XX:TieredStopAtLevel=1"
     steps:
-    - uses: actions/checkout@7dd9e2a3dc350cf687eb1b2a4fadfee8c8e49675 # v3
+    - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b # v3
       with:
         fetch-depth: 0
     - name: Set up JDK

.github/workflows/release.yml

@@ -14,7 +14,7 @@ jobs:
     env:
       JAVA_OPTS: "-XX:+TieredCompilation -XX:TieredStopAtLevel=1"
     steps:
-    - uses: actions/checkout@7dd9e2a3dc350cf687eb1b2a4fadfee8c8e49675 # v3
+    - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b # v3
     - name: Set up JDK
       uses: actions/setup-java@c3ac5dd0ed8db40fedb61c32fbe677e6b355e94c # v3
       with: