Update laminas/laminas-ci-matrix-action action to v1.20.0

| datasource  | package                          | from   | to     |
| ----------- | -------------------------------- | ------ | ------ |
| github-tags | laminas/laminas-ci-matrix-action | 1.19.0 | 1.20.0 |

Author: renovate[bot]

.github/workflows/continuous-integration.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
       - name: Gather CI configuration
         id: matrix
-        uses: laminas/laminas-ci-matrix-action@1.19.0
+        uses: laminas/laminas-ci-matrix-action@1.20.0
 
   qa:
     name: QA Checks