Use F-Droid packages/ link

Author: offa

CONTRIBUTING.md

@@ -17,7 +17,7 @@ Entries are sorted alphabetically.
 
 ## F-Droid links
 
-If a package is available on [**F-Droid**](https://f-droid.org/) it can be linked using the `https://f-droid.org/app/<App ID>` URL.
+If a package is available on [**F-Droid**](https://f-droid.org/) it can be linked using the `https://f-droid.org/packages/<App ID>` URL.
 If not yet, it's a good idea to promote F-Droid submission to the projects developer.
 
 [**IzzyOnDroid**](https://apt.izzysoft.de/fdroid/) can be linked using `https://apt.izzysoft.de/packages/<App ID>`, if the package is *not* marked by *NonFreeComp*.
@@ -31,13 +31,13 @@ If the package is available on both, link F-Droid first, IzzyOnDroid second.
 * [**Example Project**](https://github.com/example/proj)
 
 # F-Droid only: <Project> <F-Droid>
-* [**Example Project**](https://github.com/example/proj) <sup>**[[F-Droid](https://f-droid.org/app/ex.ample.proj)]**</sup>
+* [**Example Project**](https://github.com/example/proj) <sup>**[[F-Droid](https://f-droid.org/packages/ex.ample.proj)]**</sup>
 
 # IzzyOnDroid only: <Project> <IzzyOnDroid>
 * [**Example Project**](https://github.com/example/proj) <sup>**[[IzzyOnDroid](https://apt.izzysoft.de/packages/ex.ample.proj)]**</sup>
 
 # F-Droid and IzzyOnDroid: <Project> <F-Droid> <IzzyOnDroid>
-* [**Example Project**](https://github.com/example/proj) <sup>**[[F-Droid](https://f-droid.org/app/ex.ample.proj)] [[IzzyOnDroid](https://apt.izzysoft.de/packages/ex.ample.proj)]**</sup>
+* [**Example Project**](https://github.com/example/proj) <sup>**[[F-Droid](https://f-droid.org/packages/ex.ample.proj)] [[IzzyOnDroid](https://apt.izzysoft.de/packages/ex.ample.proj)]**</sup>
 ```
 
 Please do not submit other third party F-Droid repositories or Google Play Store.