fix keyword

Author: zkat

tools/kdl-lsp/Cargo.toml

@@ -8,7 +8,7 @@ license = "Apache-2.0"
 readme = "README.md"
 homepage = "https://kdl.dev"
 repository = "https://github.com/kdl-org/kdl-rs"
-keywords = ["kdl", "document", "config", "lsp", "language server"]
+keywords = ["kdl", "document", "config", "lsp", "language-server"]
 rust-version = "1.71.1"
 
 [dependencies]