Update harmelodic/workflows digest to cf4f6bb (#18)

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

Author: renovate[bot]

.github/workflows/main.yaml

@@ -10,8 +10,8 @@ on:
 jobs:
   # GitHub workflows
   verify-github-workflows:
-    uses: harmelodic/workflows/.github/workflows/verify-github-workflows.yaml@de557c4efc6aa0162e17f0be328b633c3ea1ce13
+    uses: harmelodic/workflows/.github/workflows/verify-github-workflows.yaml@cf4f6bbb7b971fa9395333540e3389802151508c
 
   # Application
   verify-java-project:
-    uses: harmelodic/workflows/.github/workflows/verify-java-project.yaml@de557c4efc6aa0162e17f0be328b633c3ea1ce13
+    uses: harmelodic/workflows/.github/workflows/verify-java-project.yaml@cf4f6bbb7b971fa9395333540e3389802151508c

.github/workflows/pull-request.yaml

@@ -10,8 +10,8 @@ on:
 jobs:
   # GitHub workflows
   verify-github-workflows:
-    uses: harmelodic/workflows/.github/workflows/verify-github-workflows.yaml@de557c4efc6aa0162e17f0be328b633c3ea1ce13
+    uses: harmelodic/workflows/.github/workflows/verify-github-workflows.yaml@cf4f6bbb7b971fa9395333540e3389802151508c
 
   # Application
   verify-java-project:
-    uses: harmelodic/workflows/.github/workflows/verify-java-project.yaml@de557c4efc6aa0162e17f0be328b633c3ea1ce13
+    uses: harmelodic/workflows/.github/workflows/verify-java-project.yaml@cf4f6bbb7b971fa9395333540e3389802151508c