Bump shivammathur/setup-php from 2 to 2.11.0

Bumps [shivammathur/setup-php](https://github.com/shivammathur/setup-php) from 2 to 2.11.0.
- [Release notes](https://github.com/shivammathur/setup-php/releases)
- [Commits](shivammathur/setup-php@v2...2.11.0)

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/main.yaml

@@ -47,7 +47,7 @@ jobs:
           restore-keys: "${{ steps.extcache.outputs.key }}"
 
       - name: "Install PHP"
-        uses: "shivammathur/setup-php@v2"
+        uses: "shivammathur/setup-php@2.11.0"
         with:
           php-version: "${{ matrix.php-version }}"
           extensions: "${{ env.extensions }}"
@@ -106,7 +106,7 @@ jobs:
           restore-keys: "${{ steps.extcache.outputs.key }}"
 
       - name: "Install PHP"
-        uses: "shivammathur/setup-php@v2"
+        uses: "shivammathur/setup-php@2.11.0"
         with:
           php-version: "${{ matrix.php-version }}"
           extensions: "${{ env.extensions }}"
@@ -172,7 +172,7 @@ jobs:
           restore-keys: "${{ steps.extcache.outputs.key }}"
 
       - name: "Install PHP"
-        uses: "shivammathur/setup-php@v2"
+        uses: "shivammathur/setup-php@2.11.0"
         with:
           php-version: "${{ matrix.php-version }}"
           extensions: "${{ env.extensions }}"
@@ -233,7 +233,7 @@ jobs:
           restore-keys: "${{ steps.extcache.outputs.key }}"
 
       - name: "Install PHP"
-        uses: "shivammathur/setup-php@v2"
+        uses: "shivammathur/setup-php@2.11.0"
         with:
           php-version: "${{ matrix.php-version }}"
           extensions: "${{ env.extensions }}"