Bump coursier/cache-action from 8.0 to 8.1

Bumps [coursier/cache-action](https://github.com/coursier/cache-action) from 8.0 to 8.1.
- [Release notes](https://github.com/coursier/cache-action/releases)
- [Commits](coursier/cache-action@v8.0...v8.1)

---
updated-dependencies:
- dependency-name: coursier/cache-action
  dependency-version: '8.1'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: coursier/cache-action@v8.0
+      - uses: coursier/cache-action@v8.1
       - uses: coursier/setup-action@v2.0
         with:
           jvm: 8

.github/workflows/publish.yml

@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - run: git fetch --prune origin main
-      - uses: coursier/cache-action@v8.0
+      - uses: coursier/cache-action@v8.1
       - uses: coursier/setup-action@v2.0
         with:
           jvm: 8