Merge pull request #4619 from i-am-the-slime/patch-1

Fix typo in Newtype scaladoc

core/src/main/scala/cats/data/Newtype.scala

@@ -25,7 +25,7 @@ package data
 /**
  * Helper trait for `newtype`s. These allow you to create a zero-allocation wrapper around a specific type.
  * Similar to `AnyVal` value classes, but never have any runtime overhead.
- * It's coped from the newtypes lib by @alexknvl
+ * It's copied from the newtypes lib by @alexknvl
  * For more detail see https://github.com/alexknvl/newtypes
  */
 private[data] trait Newtype { self =>