Tabulator list editor inside a template / jupyter lab will not stay fixed to the cell.

ALL software version info

(this library, plus any other relevant software, e.g. bokeh, python, notebook, OS, browser, etc should be added within the dropdown below.)

panel 1.5.0      

Description of expected behavior and the observed behavior

Complete, minimal, self-contained example code that reproduces the issue

import pandas as pd
import panel as pn

pn.extension("tabulator")  # works
# pn.extension("tabulator", template="bootstrap")  # does not work

tabulator_editors = {"0": {"type": "list", "values": list(range(100))}}
df = pd.DataFrame(range(30))
pn.widgets.Tabulator(df, editors=tabulator_editors).servable()

Stack traceback and/or browser JavaScript console output

Screenshots or screencasts of the bug in action