Update Project.toml

Co-authored-by: Anthony Blaom, PhD <[email protected]>

Author: jbrea

Project.toml

@@ -11,7 +11,7 @@ Markdown = "d6f4376e-aef5-505a-96c1-9c027394607a"
 Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
 
 [compat]
-ARFFFiles = "^1.4.1"
+ARFFFiles = "1.4.1"
 HTTP = "0.8, 0.9,1"
 JSON = "0.21"
 julia = "1"