Tell us what you are trying to do?
Remove Block Editor Sidebar Panel item "Content Template" with removeEditorPanel()
Is there any documentation that you are following?
In core, you find the panel name here hidden link
For example "Featured Image" is hidden link >
const PANEL_NAME = 'featured-image';
Then, once you have that name you can do removeEditorPanel('featured-image') to remove that panel from the Gutenberg sidebar,
I need to do the same for Content Template panel.
I tried using the method removeEditorPanel() and it seems based on the code that the ID of the content template metabox is "views_template" but when I tried it does not seems to works.
However, I have workaround for you, here is the filter you can use and I checked it works: