docs: fix incorrect sentence (#7177)

Author: tthijm

src/content/contribute/writing-a-plugin.mdx

@@ -131,7 +131,7 @@ class HelloCompilationPlugin {
 module.exports = HelloCompilationPlugin;
 ```
 
-The list of hooks available on the `compiler`, `compilation`, and other important objects, see the [plugins API](/api/plugins/) docs.
+For the list of hooks available on `compiler`, `compilation`, and other important objects, see the [plugins API](/api/plugins/) docs.
 
 ## Async event hooks