docs: add missing line in web-contents.md (#28376)
docs: add missing line in web-contents.md (#28376)

* Update web-contents.md

The text block was rendered as part of the `features` property, not the `handler`

* fix linting
bpasero/electron,gerhardberger/electron,bpasero/electron,electron/electron,electron/electron,gerhardberger/electron,electron/electron,electron/electron,gerhardberger/electron,bpasero/electron,electron/electron,gerhardberger/electron,bpasero/electron,bpasero/electron,gerhardberger/electron,electron/electron,gerhardberger/electron,electron/electron,gerhardberger/electron,bpasero/electron,bpasero/electron