[fix]: Fixed 2 typos in gsoc webpage.

There were 2 typos in the web page of gsoc section. Tried to fix those though this PR.

Author: allgandalf

gsoc.html

@@ -108,7 +108,7 @@ <h3>Getting acquainted with the project, mentors and ideas</h3>
 
 <ul>
   <li>Choose a project from our <a href="gsoc_ideas.html">project ideas list</a> or come up with your own.</li>
-  <li>Join the #gsoc-2022 channel in our slack workspace and introduce yourself</li>
+  <li>Join the #gsoc-2023 channel in our slack workspace and introduce yourself</li>
   <li>Send message to your project-specific mentors indicating that you are interested in their idea and how you plan to implement the idea</li>
 </ul>
 
@@ -130,7 +130,7 @@ <h3>Getting acquainted with the project, mentors and ideas</h3>
 
 <h3>Writing a good proposal</h3>
 
-Next, write and submit your GSoC proposal after discussing this with the mentor. In the prooposal make sure to
+Next, write and submit your GSoC proposal after discussing this with the mentor. In the proposal make sure to
 include a well-defined, weekly schedule with clear milestones and deliverables around it. Make sure to include
 in your schedule any time you need to learn new technologies, as well as make sure that before the
 evaluations dates, you have a deliverable that we can use to evaluate. We understand that schedules change, but it