Hide and auto-expand Similar comments in hide-useless-comments
#3992
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.

LINKED ISSUES: Closes Expand but hide "1 similar comment" in
hide-useless-comments#3830TEST URLS: LICEcap 1.3.0 does not compatible with macOS Big Sur. justinfrankel/licecap#97
Picked up where #3839 left off. This PR:
This is not exactly what was described in #3830, rather it's following this review comment: #3839 (comment)
The idea is to consider every similar comment as useless by default, and not expand them to actually check their contents, since there can be a lot of them (I remember seeing issues with 200+ similar comments). Thoughts?