chore: Update Shopware 6.6.8 tag to v6.6.8.2

Author: aragon999

.github/workflows/build-docker-images.yaml

@@ -267,7 +267,7 @@ jobs:
             php-version: "8.3"
             flavour: alpine
             template: https://github.com/shopware/shopware
-          - shopware-version: v6.6.8.1
+          - shopware-version: v6.6.8.2
             php-version: "8.3"
             flavour: alpine
             template: https://github.com/shopware/shopware
@@ -435,7 +435,7 @@ jobs:
             php-version: "8.3"
             flavour: debian
             template: https://github.com/shopware/shopware
-          - shopware-version: v6.6.8.1
+          - shopware-version: v6.6.8.2
             php-version: "8.3"
             flavour: debian
             template: https://github.com/shopware/shopware