Bump comrak from 0.41.1 to 0.43.0 in /autorust (#686)

Author: dependabot[bot]

autorust/Cargo.lock

@@ -17,7 +17,7 @@ heck = "0.5"
 regex = "1"
 indexmap = { version = "2", features = ["serde"] }
 path_abs = "0.5"
-comrak = "0.41"
+comrak = "0.43"
 serde = "1"
 http-types = "2"
 once_cell = "1"