github-actions(deps): bump shivammathur/setup-php from 2.25.2 to 2.25.4

Bumps [shivammathur/setup-php](https://github.com/shivammathur/setup-php) from 2.25.2 to 2.25.4.
- [Release notes](https://github.com/shivammathur/setup-php/releases)
- [Commits](shivammathur/setup-php@2.25.2...2.25.4)

---
updated-dependencies:
- dependency-name: shivammathur/setup-php
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/continuous-integration.yml

@@ -70,7 +70,7 @@ jobs:
           persist-credentials: false
 
       - name: "Install PHP"
-        uses: "shivammathur/[email protected].2"
+        uses: "shivammathur/[email protected].4"
         with:
           php-version: "${{ matrix.php-version }}"
           extensions: "none, phar, json, opcache, dom, iconv, mbstring, simplexml, tokenizer, xml, xmlwriter"
@@ -126,7 +126,7 @@ jobs:
           persist-credentials: false
 
       - name: "Install PHP"
-        uses: "shivammathur/[email protected].2"
+        uses: "shivammathur/[email protected].4"
         with:
           php-version: "${{ matrix.php-version }}"
           extensions: "none, phar, json, opcache, ctype, curl, dom, iconv, mbstring, simplexml, tokenizer, xml, xmlwriter"