🧹 v3 (chore): Cleanup and updates to README files

.github/pull_request_template.md

@@ -2,7 +2,7 @@
 
 Please provide a clear and concise description of the changes you've made and the problem they address. Include the purpose of the change, any relevant issues it solves, and the benefits it brings to the project. If this change introduces new features or adjustments, highlight them here.
 
-Related to # (issue)
+Fixes # (issue)
 
 ## Changes introduced
 

docs/intro.md

@@ -51,7 +51,7 @@ func handler(c fiber.Ctx) error {
 }
 ```
 
-We created a custom `CopyString` function that does the above and is available under [gofiber/utils](https://github.com/gofiber/fiber/tree/master/utils).
+We created a custom `CopyString` function that does the above and is available under [gofiber/utils](https://github.com/gofiber/utils).
 
 ```go
 app.Get("/:foo", func(c fiber.Ctx) error {