Build(deps): bump niden/actions-memcached from 7 to 8

Bumps [niden/actions-memcached](https://github.com/niden/actions-memcached) from 7 to 8.
- [Release notes](https://github.com/niden/actions-memcached/releases)
- [Commits](niden/actions-memcached@v7...v8)

---
updated-dependencies:
- dependency-name: niden/actions-memcached
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -68,7 +68,7 @@ jobs:
 
     steps:
       - name: Install service memcached
-        uses: niden/actions-memcached@v7
+        uses: niden/actions-memcached@v8
 
       - name: Checkout
         uses: actions/checkout@v6