Fix documentation typo (elixir-lang#1441)

MarceloPrado · web-flow · commit 63ecdb4846dc · 2020-09-23T21:05:49.000+02:00
Update "functionalty" to "functionality"
diff --git a/getting-started/typespecs-and-behaviours.markdown b/getting-started/typespecs-and-behaviours.markdown
@@ -59,7 +59,7 @@ You may define compound custom types, e.g. maps:
 }
 ```
 
-[Structs](https://elixir-lang.org/getting-started/structs.html) offer similar functionalty.
+[Structs](https://elixir-lang.org/getting-started/structs.html) offer similar functionality.
 
 Let's look at another example to understand how to define more complex types. Say we have a `LousyCalculator` module, which performs the usual arithmetic operations (sum, product, and so on) but, instead of returning numbers, it returns tuples with the result of an operation as the first element and a random remark as the second element.
 

Original file line number	Diff line number	Diff line change
`@@ -59,7 +59,7 @@ You may define compound custom types, e.g. maps:`
`59`	`59`	`}`
`60`	`60`	```
`61`	`61`
`62`		`-[Structs](https://elixir-lang.org/getting-started/structs.html) offer similar functionalty.`
	`62`	`+[Structs](https://elixir-lang.org/getting-started/structs.html) offer similar functionality.`
`63`	`63`
`64`	`64`	Let's look at another example to understand how to define more complex types. Say we have a `LousyCalculator` module, which performs the usual arithmetic operations (sum, product, and so on) but, instead of returning numbers, it returns tuples with the result of an operation as the first element and a random remark as the second element.
`65`	`65`