chore(deps): update actions/cache digest to f8a7ab4

Author: renovate[bot]

.github/workflows/merge.yml

@@ -32,7 +32,7 @@ jobs:
         server-password: ${{ secrets.OSSRH_PASSWORD }}
 
     - name: Cache local Maven repository
-      uses: actions/cache@81382a721fc89d96eca335d0c3ba33144b2baa9d
+      uses: actions/cache@f8a7ab490b91e20065f92e4ff28bc4b9474b83ca
       with:
         path: ~/.m2/repository
         key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}

.github/workflows/pullrequest.yml

@@ -25,7 +25,7 @@ jobs:
           languages: java
 
       - name: Cache local Maven repository
-        uses: actions/cache@81382a721fc89d96eca335d0c3ba33144b2baa9d
+        uses: actions/cache@f8a7ab490b91e20065f92e4ff28bc4b9474b83ca
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}