docs(README): fix find and replace typo [skip ci]

README.md

@@ -139,7 +139,7 @@ In production, you'd use [TipoftheHats/donation-socket-repeater](https://github.
 ### Lightning Round
 [Lightning Round](https://github.com/GamesDoneQuick/lightning-round) is GDQ's system for gathering interview questions from Twitter. It exists in two parts: one part running "in the cloud" as a Firebase app, and one part running locally as part of this NodeCG bundle.
 
-Lightning Round is pretty weird and kind of difficult to set up. You can watch these videos for more information but please bear in mind that they are outdated, as they were made for SGDQ 2017, not SGDQ 2018:
+Lightning Round is pretty weird and kind of difficult to set up. You can watch these videos for more information but please bear in mind that they are outdated, as they were made for AGDQ 2017, not SGDQ 2018:
 - [Lightning Round Overview](https://www.youtube.com/watch?v=-qzIfS7KxCQ&index=4&list=PLTEhlYdONYxv1wk2FsIpEz92X3x2E7bSx)
 - [Lightning Round Setup Guide](https://www.youtube.com/watch?v=Uz_99-bJzyc&index=12&list=PLTEhlYdONYxv1wk2FsIpEz92X3x2E7bSx)