add changelog for F-Droid

fastlane/metadata/android/en-US/changelogs/174.txt

@@ -0,0 +1,8 @@
+Release version 79.2.4 (174)
+- Thanks nortio for fixing primaryColor for status bar color (Tobi823/ffupdater#609)
+- Thanks Andrew Gunnerson (chenxiaolong) for setting "update ownership" when installing a new app (Tobi823/ffupdater#591)
+- Thanks for the Weblate contributions from: Priit Jõerüüt, Cirnos, Coool (github.com/Coool), Retrial, Flavio F. M., gallegonovato, Scrambled777, 大王叫我来巡山, Kazushi Hayama, Giovanni Donisi, Kirill Isakov, 109247019824
+- Dont check for updates / don't download updates when power save mode is enabled
+- Dont use OkHttp to cache network responses, use custom data structure
+- Try to fix download timeouts by increasing OkHttp timeout thresholds
+- Try to fix bug by initialize WorkManager if it is not initialized (Tobi823/ffupdater#586)