Direct people to GSoC instructions with prefilled form link

Author: domdomegg

android/Students.md

@@ -21,7 +21,7 @@ Thank you for your interest! In the candidate selection phase of GSoC, we ask yo
         - Say whether the issue was solved after merging the pull request or not.
         - Optionally, explain how the source code change could be improved.
 4. Choose a task idea (see section below).
-5. Create a proposal on [Phabricator](https://phabricator.wikimedia.org/maniphest/) (button "_Create Task_"). You can edit your Phabricator task afterwards, so do not hesitate to first create a draft and then improve it little by little. Examples from previous years: [1](https://phabricator.wikimedia.org/T279266) [2](https://phabricator.wikimedia.org/T248341) [3](https://phabricator.wikimedia.org/T304044). It must include:
+5. Create a proposal on Phabricator by following the instructions under ["Submit your proposal as a task on Wikimedia Phabricator"](https://www.mediawiki.org/wiki/Google_Summer_of_Code/Participants#Application_process_steps). You can edit your Phabricator task afterwards, so do not hesitate to first create a draft and then improve it little by little. Examples from previous years: [1](https://phabricator.wikimedia.org/T279266) [2](https://phabricator.wikimedia.org/T248341) [3](https://phabricator.wikimedia.org/T304044). It must include:
     - Link to your bugfix. If you have fixed several bugs, please write the bugfix you are most proud of at the top of the list.
     - Link to the pull request review you have performed (optional).
     - Your relevant skills.