chore: update CI workflow to use PHP 8.3

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Co-Authored-By: Claude <noreply@anthropic.com>

Author: tdwesten

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - uses: shivammathur/setup-php@15c43e89cdef867065b0213be354c2841860869e
         with:
-          php-version: "8.2"
+          php-version: "8.3"
       - uses: actions/checkout@v3
       - name: Install Dependencies
         run: composer install -q --no-ansi --no-interaction --no-scripts --no-progress --prefer-dist
@@ -23,7 +23,7 @@ jobs:
     steps:
       - uses: shivammathur/setup-php@15c43e89cdef867065b0213be354c2841860869e
         with:
-          php-version: "8.2"
+          php-version: "8.3"
       - uses: actions/checkout@v3
       - name: Install Dependencies
         run: composer install -q --no-ansi --no-interaction --no-scripts --no-progress --prefer-dist