jsdoc rendering summary can end with a `:`

[crowlKats]

In some cases, a JSDoc summary can end with a :. We should change this by backtracking to a . if one is present and only show the content until then, else still show the summary as-is.

The relevant part of the codebase is https://github.com/denoland/deno_doc/blob/93f4ce335aba6e03cf52be4d5ed804068eee4937/src/html/jsdoc.rs#L392-L418

[c43721]

I'd be interested in working on this but could you help provide an example of what the output is currently and what it should look like? Thanks!

[crowlKats]

@c43721 sure. for example: https://docs.deno.com/api/node/child_process/~/exec

The summary currently renders like this: However since it ends with :, it should backtrack, so it should end up being this