Refine GitHub Actions workflows.

See #2132

Author: mp911de

.github/workflows/ci.yml

@@ -23,3 +23,5 @@ jobs:
           develocity-access-key: '${{ secrets.DEVELOCITY_ACCESS_KEY }}'
       - name: Build
         uses: spring-projects/spring-data-build/actions/maven-build@main
+        with:
+          settings-xml: '${{ vars.SETTINGS_XML }}'

.github/workflows/snapshots.yml

@@ -24,3 +24,7 @@ jobs:
           build-name: 'spring-data-couchbase'
           username: '${{ secrets.ARTIFACTORY_USERNAME }}'
           password: '${{ secrets.ARTIFACTORY_PASSWORD }}'
+          context-url: '${{ vars.ARTIFACTORY_CONTEXT_URL }}'
+          repository: '${{ vars.ARTIFACTORY_REPOSITORY }}'
+          project: '${{ vars.ARTIFACTORY_PROJECT }}'
+          settings-xml: '${{ vars.SETTINGS_XML }}'