Remove old code

docker/test/stateless_pytest/Dockerfile

@@ -1,33 +0,0 @@
-# rebuild in #33610
-# docker build -t clickhouse/stateless-pytest .
-ARG FROM_TAG=latest
-FROM clickhouse/test-base:$FROM_TAG
-
-RUN apt-get update -y && \
-    apt-get install -y --no-install-recommends \
-        python3-pip \
-        python3-setuptools \
-        python3-wheel \
-        brotli \
-        netcat-openbsd \
-        postgresql-client \
-        zstd
-
-RUN python3 -m pip install \
-    wheel \
-    pytest \
-    pytest-html \
-    pytest-json \
-    pytest-randomly \
-    pytest-rerunfailures \
-    pytest-timeout \
-    pytest-xdist \
-    pandas \
-    numpy \
-    scipy
-
-CMD dpkg -i package_folder/clickhouse-common-static_*.deb; \
-    dpkg -i package_folder/clickhouse-common-static-dbg_*.deb; \
-    dpkg -i package_folder/clickhouse-server_*.deb;  \
-    dpkg -i package_folder/clickhouse-client_*.deb; \
-    python3 -m pytest /usr/share/clickhouse-test/queries -n $(nproc) --reruns=1 --timeout=600 --json=test_output/report.json --html=test_output/report.html --self-contained-html