Bump Xdebug to 3.3.1

Author: chalasr

.github/workflows/unit-tests.yml

@@ -30,7 +30,7 @@ jobs:
               uses: "actions/checkout@v4"
 
             - name: "build the PHP8 environment"
-              run: "dev/bin/docker-compose build --build-arg PHP_VERSION=${{ matrix.php }} --build-arg XDEBUG_VERSION='3.2.0' php"
+              run: "dev/bin/docker-compose build --build-arg PHP_VERSION=${{ matrix.php }} --build-arg XDEBUG_VERSION='3.3.1' php"
               if: startsWith(matrix.php, '8')
 
             - name: "install dependencies"

dev/docker/Dockerfile

@@ -7,7 +7,7 @@ LABEL maintainer="Petar Obradović <[email protected]>"
 RUN mkdir -p /app/bin
 ENV PATH /app/bin:$PATH
 
-ARG XDEBUG_VERSION=3.1.6
+ARG XDEBUG_VERSION=3.3.1
 
 # Install needed core and PECL extensions
 RUN apk add --update --no-cache --virtual .build-deps \