chore: Update workflow dependency

Author: ralflang

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v2
     - name: Setup PHP
-      uses: shivammathur/setup-php@v2
+      uses: shivammathur/setup-php@7c071dfe9dc99bdf297fa79cb49ea005b9fcadbc # v2.37.1
       with:
         php-version: ${{ matrix.php-versions }}
         extensions: bcmath, ctype, curl, dom, gd, gettext, iconv, imagick, json, ldap, mbstring, mysql, opcache, openssl, pcntl, pdo, posix, redis, soap, sockets, sqlite, tokenizer, xmlwriter, apcu

.github/workflows/phpdoc.yml

@@ -38,7 +38,7 @@ jobs:
         token: ${{secrets.PHPDOC_TOKEN}}
         path: "phpdoc-git"
     - name: Setup PHP
-      uses: shivammathur/setup-php@v2
+      uses: shivammathur/setup-php@7c071dfe9dc99bdf297fa79cb49ea005b9fcadbc # v2.37.1
       with:
         php-version: 7.4
         extensions: bcmath, ctype, curl, dom, gd, gettext, iconv, imagick, json, ldap, mbstring, mysql, opcache, openssl, pcntl, pdo, posix, redis, soap, sockets, sqlite, tokenizer, xmlwriter

.github/workflows/release.yml

@@ -25,7 +25,7 @@ jobs:
       with:
         fetch-depth: 0
     - name: Setup PHP
-      uses: shivammathur/setup-php@v2
+      uses: shivammathur/setup-php@7c071dfe9dc99bdf297fa79cb49ea005b9fcadbc # v2.37.1
       with:
         php-version: ${{ matrix.php-versions }}
         extensions: gettext

.github/workflows/update-satis.yml

@@ -36,7 +36,7 @@ jobs:
         token: ${{secrets.PHPDOC_TOKEN}}
         path: "maintaina-com.github.io"
     - name: Setup PHP
-      uses: shivammathur/setup-php@v2
+      uses: shivammathur/setup-php@7c071dfe9dc99bdf297fa79cb49ea005b9fcadbc # v2.37.1
       with:
         php-version: 7.4
         extensions: bcmath, ctype, curl, dom, gd, gettext, iconv, imagick, json, ldap, mbstring, mysql, opcache, openssl, pcntl, pdo, posix, redis, soap, sockets, sqlite, tokenizer, xmlwriter