Update shivammathur/setup-php action to v2.32.0

| datasource  | package                | from   | to     |
| ----------- | ---------------------- | ------ | ------ |
| github-tags | shivammathur/setup-php | 2.30.4 | 2.32.0 |

Author: renovate[bot]

.github/workflows/continuous-integration.yml

@@ -58,7 +58,7 @@ jobs:
           fetch-depth: 0
 
       - name: "Install PHP"
-        uses: "shivammathur/setup-php@2.30.4"
+        uses: "shivammathur/setup-php@2.32.0"
         with:
           php-version: "${{ matrix.php-version }}"
           ini-values: memory_limit=-1
@@ -109,7 +109,7 @@ jobs:
           fetch-depth: 0
 
       - name: "Install PHP"
-        uses: "shivammathur/setup-php@2.30.4"
+        uses: "shivammathur/setup-php@2.32.0"
         with:
           php-version: "${{ matrix.php-version }}"
           ini-values: memory_limit=-1