Update changelog for 2.0rc7

CHANGELOG.rst

@@ -6,14 +6,15 @@ All notable changes to this project will be documented in this file.
 The format is based on `Keep a Changelog`_,
 and this project adheres to `Semantic Versioning`_.
 
-Unreleased
-----------
+`2.0rc7` - 2021-12-25
+---------------------
 
 Changed
 ~~~~~~~
 
 * Optimize view for one register object ("lesson view") for mobile and tablet devices.
 * Optimize view for lessons of a week ("week view") for mobile and tablet devices.
+* German translations were updated.
 
 Fixed
 ~~~~~
@@ -22,7 +23,7 @@ Fixed
 * Show correct status icon for events.
 * Subjects in full register printout were struck through although they
 hadn't changed.
-*  Table with all register objects didn't work with extra lessons.
+* Table with all register objects didn't work with extra lessons.
 * Add missing definitions of some permissions so they can be assigned.
 
 `2.0rc6`_ - 2021-08-25
@@ -210,3 +211,4 @@ Fixed
 .. _2.0rc4: https://edugit.org/AlekSIS/Official/AlekSIS-App-Alsijil/-/tags/2.0rc4
 .. _2.0rc5: https://edugit.org/AlekSIS/Official/AlekSIS-App-Alsijil/-/tags/2.0rc5
 .. _2.0rc6: https://edugit.org/AlekSIS/Official/AlekSIS-App-Alsijil/-/tags/2.0rc6
+.. _2.0rc7: https://edugit.org/AlekSIS/Official/AlekSIS-App-Alsijil/-/tags/2.0rc7