message: Fix dead Alacritty talk link in readme
diff: @@ -31,7 +31,7 @@ You can find an overview over the features available in Alacritty [here](./docs/
  ## Further information
  - [Announcing Alacritty, a GPU-Accelerated Terminal Emulator](https://jwilm.io/blog/announcing-alacritty/) January 6, 2017
  -- [A short talk about Alacritty at the Rust Meetup January 2017](https://air.mozilla.org/rust-meetup-january-2017/) (starts at 57:00)
  +- [A talk about Alacritty at the Rust Meetup January 2017](https://www.youtube.com/watch?v=qHOdYO3WUTk) January 19, 2017
  - [Alacritty Lands Scrollback, Publishes Benchmarks](https://jwilm.io/blog/alacritty-lands-scrollback/) September 17, 2018
  - [Version 0.3.0 Release Announcement](https://blog.christianduerr.com/alacritty_030_announcement) April 07, 2019
  - [Version 0.5.0 Release Announcement](https://blog.christianduerr.com/alacritty_0_5_0_announcement) July 31, 2020
  