- fixed enpoint default parameters validation

lexis_api/blueprints/container_app_blueprint.py

...ints/container_app_templates/hpc_container_app_builder.py

...ner_app_templates/jinja_templates/hpc_container_app.py.j2

..._job_script_templates/hpc_custom_job_script_wf_builder.py

...templates/jinja_templates/hpc_custom_job_script_app.py.j2

lexis_api/blueprints/cwl_workflows_blueprint.py

lexis_api/blueprints/hpc_command_app_blueprint.py

...ints/hpc_command_app_templates/hpc_command_app_builder.py

...mmand_app_templates/jinja_templates/hpc_command_app.py.j2

lexis_api/blueprints/hpc_custom_job_script_wfs_blueprint.py

lexis_api/blueprints/template_builder_base.py

lexis_api/blueprints/yaml_workflows_blueprint.py

...aml_workflows_templates/cwl_workflow_templates_builder.py

...ml_workflows_templates/yaml_workflow_templates_builder.py