Update ohjelmoinnin_aloittaminen_vscode_en.mdx

Added the missing letter 'i' at the end of the variable 'editor' in example code to make spelling consistent.

frontend/public/md_pages/installation/ohjelmoinnin_aloittaminen_vscode_en.mdx

@@ -73,7 +73,7 @@ Make the following changes to the source code:
 <CodeBox>
 ```python
 editori = input("editori: ")
-if editor == "word" or editor == "notepad":
+if editori == "word" or editor == "notepad":
     print("surkea")
 ```
 </CodeBox>
@@ -141,4 +141,4 @@ When you have sent right solution the the server, you will be given points from
 
 You can check your points by logging in <Link href="https://tmc.mooc.fi" target="_blank">tmc.mooc.fi</Link>. Use the same user you made earlier.
 
-</ContentBox>
+</ContentBox>