[BUG] Quillette articles don't work in Reader View

[bkosowski]

Any article on Quillette (for example this one) doesn't display any text from the page's content when in Reader View.

Using the latest extension version 0.8.2 on Google Chrome 137.0.7151.41.

An example article: https://quillette.com/2025/05/19/the-mars-vanity-project/

The page viewed normally:

The same article in the Reader view:

The same article works fine in Chrome's built-in function:

The issue may be related to #217.