docs: address issue #24184 (#24216)

## Summary
Removed time-relative language from the Synchronized file shares Known
Issues section.

## Changes
- Removed "currently" from the file share limitation statement in
`content/manuals/desktop/features/synchronized-file-sharing.md` to align
with STYLE.md guidelines about writing timelessly.

Fixes #24184

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Co-authored-by: aevesdocker <102604716+aevesdocker@users.noreply.github.com>

Author: github-actions[bot]

content/manuals/desktop/features/synchronized-file-sharing.md

@@ -82,7 +82,7 @@ In general, use your `.syncignore` file to exclude items that aren't critical to
 
 - Changes made to `.syncignore` don't lead to immediate deletions unless the file share is recreated. In other words, files that are newly ignored due to modifications in the `.syncignore` file remain in their current location, but are no longer updated during synchronization.
 
-- File share instances are currently limited to approximately 2 million files per share. For best performance, if you have a file share instance of this size, try to decompose it into multiple shares corresponding to individual bind mount locations.
+- File share instances are limited to approximately 2 million files per share. For best performance, if you have a file share instance of this size, try to decompose it into multiple shares corresponding to individual bind mount locations.
 
 - Case conflicts, due to Linux being case-sensitive and macOS/Windows only being case-preserving, display as **File exists** problems in the GUI. These can be ignored. However, if they persist, you can report the issue.