Search 7 4

[ekansa]

brief description of changes

Updates the user guide for search to discuss escaping characters used as search operators

issues addressed

Adds documentation to the updates made with this PR: https://github.com/archesproject/arches/pull/9574

further comments

The updated documentation can be (temporarily) reviewed here: https://arches.readthedocs.io/en/search_7_4/user-guide/searching/#escaping-search-operator-characters

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• [x] the PR branch was originally made from the base branch

This box should be checked

• [x] after these changes the docs build locally without error

This box should only be checked you intend to follow through on it (we can do it on our end too)

• [ ] I will cherry-pick all commits in this PR into other branches that should have them after this PR is merged

[ekansa]

I'm going to merge this, because the change is relatively minor

[apeters]

@ekansa I'm sorry, I must have missed this. 😞 Explanation look good though.