remove specific versions for non-critical libraries

Author: GregHanson

Cargo.toml

@@ -11,9 +11,9 @@ keywords = ["json", "rdf", "semantic-web", "converter", "parser"]
 categories = ["command-line-utilities", "encoding", "parser-implementations", "science", "web-programming"]
 
 [dependencies]
-clap = { version = "4.5.30", features = ["derive"] }
-oxrdf = "0.2.4"
-serde_json = "1.0.139"
+clap = { version = "4.5", features = ["derive"] }
+oxrdf = "0.2"
+serde_json = "1.0"
 
 [dev-dependencies]
-oxrdfio = "0.1.6"
+oxrdfio = "0.1"