remove DataStructures dep

exaexa · exaexa · commit dbd437e1e1a8 · 2022-11-24T00:41:28.000+01:00
diff --git a/Project.toml b/Project.toml
@@ -4,7 +4,6 @@ authors = ["The developers of PikaParser.jl"]
 version = "0.4.0"
 
 [deps]
-DataStructures = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
 DocStringExtensions = "ffbed154-4ef7-542d-bbb7-c09d3a79fcae"
 
 [compat]
