fix: Update base image and adjust ara installation dependencies 🐛

Dockerfile

@@ -1,4 +1,4 @@
-FROM almalinux:9.5
+FROM almalinux:9
 ARG DEV_DEPENDENCIES="gcc python3-devel postgresql-devel mariadb-devel"
 
 RUN dnf install -y epel-release \
@@ -15,7 +15,7 @@ RUN dnf install -y ${DEV_DEPENDENCIES}
 
 # Install ara from PyPI with API server extras for dependencies (django & django-rest-framework)
 # including database backend libraries and gunicorn
-RUN python3 -m pip install "ara[server,postgresql,mysql]" gunicorn
+RUN python3 -m pip install "ara[server,mysql]" gunicorn
 
 # Remove development dependencies and clean up
 RUN dnf remove -y ${DEV_DEPENDENCIES} \