chore(release): Bumped to Version 15.28.0

# [15.28.0](v15.27.0...v15.28.0) (2024-05-22)

### Bug Fixes

* "Not assigned" filter ([#26468](#26468)) ([#26470](#26470)) ([ee6545b](ee6545b))
* compute modal title server side ([#26192](#26192)) ([3b787ac](3b787ac))
* condition of event participants ([#26300](#26300)) ([#26456](#26456)) ([31be0b9](31be0b9))
* default tree view ([07883a7](07883a7))
* Don't fiddle with child table indexes ([#26450](#26450)) ([#26453](#26453)) ([7e0d734](7e0d734))
* **DX:** Don't run CI if there are no tests (backport [#26457](#26457)) ([#26466](#26466)) ([72c693e](72c693e))
* enable fetch_from for Time fieldtype ([#25266](#25266)) ([#26471](#26471)) ([#26483](#26483)) ([f1267ca](f1267ca))
* **grid_row:** don't crash when undefined ([116ba1c](116ba1c))
* preserve checked items after a search ([befcce1](befcce1))

### Features

* **recorder:** Suggest index for optimizing query (backport [#26433](#26433)) ([#26435](#26435)) ([4b780cd](4b780cd))

### Performance Improvements

* num2words, babel, gettext, sentry imports ([#26475](#26475)) ([#26477](#26477)) ([e79e5f9](e79e5f9))

frappe/__init__.py

@@ -50,7 +50,7 @@
 )
 from .utils.lazy_loader import lazy_import
 
-__version__ = "15.27.0"
+__version__ = "15.28.0"
 __title__ = "Frappe Framework"
 
 controllers = {}