Fix typo in README

jason0x43 · jason0x43 · commit 8e74bf6adac8 · 2020-01-16T15:12:06.000-05:00
[ci skip]
diff --git a/README.md b/README.md
@@ -1,6 +1,6 @@
 # Dig Dug
 
-> ⚠️ This repository has been deprecated;. It may still receive bugfixes, but
+> ⚠️ This repository has been deprecated. It may still receive bugfixes, but
 > development has been moved into the main
 > [Intern repository](https://github.com/theintern/intern).
 
