chore(deps): Bump shivammathur/setup-php from 2.18.0 to 2.18.1 (#7)

Bumps [shivammathur/setup-php](https://github.com/shivammathur/setup-php) from 2.18.0 to 2.18.1.
- [Release notes](https://github.com/shivammathur/setup-php/releases)
- [Commits](shivammathur/setup-php@2.18.0...2.18.1)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/code-style.yml

@@ -30,7 +30,7 @@ jobs:
                   fetch-depth: 1
 
             - name: Install PHP
-              uses: shivammathur/setup-php@2.18.0
+              uses: shivammathur/setup-php@2.18.1
               with:
                   php-version: ${{ matrix.php-versions }}
                   extensions: gd,mbstring,pcov

.github/workflows/mutation-tests.yml

@@ -30,7 +30,7 @@ jobs:
                   fetch-depth: 1
 
             - name: Install PHP
-              uses: shivammathur/setup-php@2.18.0
+              uses: shivammathur/setup-php@2.18.1
               with:
                   php-version: ${{ matrix.php-versions }}
                   extensions: gd,mbstring,pcov

.github/workflows/static-analysis.yml

@@ -30,7 +30,7 @@ jobs:
                   fetch-depth: 1
 
             - name: Install PHP
-              uses: shivammathur/setup-php@2.18.0
+              uses: shivammathur/setup-php@2.18.1
               with:
                   php-version: ${{ matrix.php-versions }}
                   extensions: gd,mbstring,pcov,xdebug

.github/workflows/tests.yml

@@ -30,7 +30,7 @@ jobs:
                   fetch-depth: 1
 
             - name: Install PHP
-              uses: shivammathur/setup-php@2.18.0
+              uses: shivammathur/setup-php@2.18.1
               with:
                   php-version: ${{ matrix.php-versions }}
                   extensions: gd,mbstring,pcov,xdebug