Sort dependencies in Cargo.toml files (#7126)

This PR sorts the dependency lists in our `Cargo.toml` files so that
they are in alphabetical order.

This should make them easier to visually scan when looking for a
dependency.

Apologies in advance for any merge conflicts 🙈 

Release Notes:

- N/A

crates/rich_text/Cargo.toml

@@ -16,16 +16,16 @@ test-support = [
 ]
 
 [dependencies]
-collections = { path = "../collections" }
-gpui = { path = "../gpui" }
-sum_tree = { path = "../sum_tree" }
-theme = { path = "../theme" }
-language = { path = "../language" }
-util = { path = "../util" }
-ui = { path = "../ui" }
 anyhow.workspace = true
+collections = { path = "../collections" }
 futures.workspace = true
+gpui = { path = "../gpui" }
+language = { path = "../language" }
 lazy_static.workspace = true
 pulldown-cmark = { version = "0.9.2", default-features = false }
 smallvec.workspace = true
 smol.workspace = true
+sum_tree = { path = "../sum_tree" }
+theme = { path = "../theme" }
+ui = { path = "../ui" }
+util = { path = "../util" }