chore(deps): update actions/cache digest to 8bec1e4 (open-feature#159)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Signed-off-by: Bhandari, Pramesh(AWF) <[email protected]>

Author: renovate[bot]

Diff for: .github/workflows/merge.yml

@@ -32,7 +32,7 @@ jobs:
         server-password: ${{ secrets.OSSRH_PASSWORD }}
 
     - name: Cache local Maven repository
-      uses: actions/cache@2b04a41915d2fed6cec2aa74821ba81689ff0816
+      uses: actions/cache@8bec1e4cc329270e6364af0aee38d62e50012e62
       with:
         path: ~/.m2/repository
         key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}

Diff for: .github/workflows/pullrequest.yml

@@ -31,7 +31,7 @@ jobs:
           languages: java
 
       - name: Cache local Maven repository
-        uses: actions/cache@2b04a41915d2fed6cec2aa74821ba81689ff0816
+        uses: actions/cache@8bec1e4cc329270e6364af0aee38d62e50012e62
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}