fix(hydra): don't running any python code outside hydra image

when doing so we can easily break users depends on which python
version they are using, we shouldn't assume anything about user
env.

docker/env/hydra.sh

@@ -14,7 +14,6 @@ SCT_DIR=$(dirname "${DOCKER_ENV_DIR}")
 SCT_DIR=$(dirname "${SCT_DIR}")
 VERSION=v$(cat "${DOCKER_ENV_DIR}/version")
 HOST_NAME=SCT-CONTAINER
-RUN_BY_USER=$(python3 "${SCT_DIR}/sdcm/utils/get_username.py")
 USER_ID=$(id -u "${USER}"):$(id -g "${USER}")
 HOME_DIR=${HOME}
 
@@ -245,8 +244,6 @@ function run_in_docker () {
     $([[ -n "$HYDRA_DRY_RUN" ]] && echo echo) \
     $tool ${REMOTE_DOCKER_HOST} run --rm ${TTY_STDIN} --privileged \
         -h ${HOST_NAME} \
-        -l "TestId=${SCT_TEST_ID}" \
-        -l "RunByUser=${RUN_BY_USER}" \
         -v "${SCT_DIR}:${SCT_DIR}" \
         -v /tmp:/tmp \
         -v /var/tmp:/var/tmp \

unit_tests/test_hydra_sh.py

@@ -109,7 +109,6 @@ def expected(self, runner):
         docker_run_prefix = self.docker_run_prefix(runner)
         sct_dir = self.sct_path(runner)
         expected = (
-            re.compile(f"{docker_run_prefix} -l TestId=11111111-1111-1111-1111-111111111111"),
             re.compile(f"{docker_run_prefix} -v {sct_dir}:{sct_dir} .* -v /var/run:/run"),
             re.compile(f"{docker_run_prefix} --group-add 1 --group-add 2 --group-add 3"),
         )