Use the right variable

- inputs.composer-dependencies is not defined.
- matrix.dependencies is defined and unused.

Author: greg0ire

.github/workflows/continuous-integration.yml

@@ -61,7 +61,7 @@ jobs:
       - name: "Install dependencies with Composer"
         uses: "ramsey/composer-install@v2"
         with:
-          dependency-versions: "${{ inputs.composer-dependencies }}"
+          dependency-versions: "${{ matrix.dependencies }}"
           composer-options: "${{ inputs.composer-options }}"
           # Bust the cache at least once a month - output format: YYYY-MM.
           custom-cache-suffix: $(date -u "+%Y-%m")