Fix wording in Cargo.toml description
[package]
authors = ["Wim de With <wf@dewith.io>"]
categories = ["api-bindings", "web-programming"]
-description = "Types of the endpoints in the Matrix application service API."
+description = "Types for the endpoints in the Matrix application service API."
homepage = "https://github.com/ruma/ruma-appservice-api"
keywords = ["matrix", "chat", "messaging", "ruma"]
license = "MIT"
