Fix changelog for 3.0

CHANGELOG.rst

@@ -7,17 +7,21 @@ The format is based on `Keep a Changelog`_,
 and this project adheres to `Semantic Versioning`_.
 
 `3.0b0` - 2023-02-16
-----------
+--------------------
+
+This version requires AlekSIS-Core 3.0. It is incompatible with any previous
+version.
 
 Removed
 ~~~~~~~
 
-* Data template for `room` model used for haystack search indexing moved to core.
+* `Room` model is now available in AlekSIS-Core 3.0
+* Legacy menu integration for AlekSIS-Core pre-3.0
 
 Added
 ~~~~~
 
-* Add support for operation with SPA.
+* Support for SPA in AlekSIS-Core 3.0
 
 Changed
 ~~~~~~~
@@ -27,9 +31,8 @@ Changed
 Fixed
 ~~~~~
 
-* Migrations wouldn't run on new installations due to a faulty reference to SchoolTerm.
 * The daily lessons page did not work correctly due to faulty pre-filtering of lessons.
-* Substitution form teacher selections also included students
+* Substitution form teacher selections also included students in some cases
 * Getting the max and min periods for events failed due to using always the current school term.
   Typically, that caused problems when the schedule changed (more or less periods on a day). 
 
@@ -371,3 +374,4 @@ Fixed
 .. _2.4.1: https://edugit.org/AlekSIS/Official/AlekSIS-App-Chronos/-/tags/2.4.1
 .. _2.4.2: https://edugit.org/AlekSIS/Official/AlekSIS-App-Chronos/-/tags/2.4.2
 .. _2.5: https://edugit.org/AlekSIS/Official/AlekSIS-App-Chronos/-/tags/2.5
+.. _3.0b0: https://edugit.org/AlekSIS/Official/AlekSIS-App-Chronos/-/tags/3.0b0