Add filter extension to workflow PHP

Author: simonhamp

.github/workflows/build-php.yml

@@ -112,7 +112,7 @@ jobs:
         with:
           php-version: 8.3
           tools: pecl, composer
-          extensions: curl, openssl, mbstring, sodium, tokenizer
+          extensions: curl, openssl, mbstring, sodium, tokenizer, filter
           ini-values: memory_limit=-1
 
       - name: SPC doctor