Added link for Neil MacIntosh's talk...

Added link for Neil MacIntosh's talk on A few good types: Evolving `array_view` and `string_view` for safe C++ code...

Author: RicoAntonioFelix

talks/README.md

@@ -6,7 +6,7 @@ Here are video recordings of those talks:
 - [Large Scale C++ With Modules: What You Should Know (Gabriel Dos Reis)](https://www.youtube.com/watch?v=RwdQA0pGWa4)
 - [Contracts for Dependable C++ (Gabriel Dos Reis)](https://www.youtube.com/watch?v=Hjz1eBx91g8)
 - [Static analysis and C++: more than lint (Neil MacIntosh)](https://www.youtube.com/watch?v=rKlHvAw1z50)
-- A few good types: Evolving `array_view` and `string_view` for safe C++ code (Neil MacIntosh): 
+- [A few good types: Evolving `array_view` and `string_view` for safe C++ code (Neil MacIntosh)](https://www.youtube.com/watch?v=C4Z3c4Sv52U) 
 
 The YouTube channel for [CppCon](http://cppcon.org) is [here](https://www.youtube.com/channel/UCMlGfpWw-RUdWX_JbLCukXg).