Update Rust crate comrak to v0.43.0

Author: renovate[bot]

crates/crates_io_markdown/Cargo.toml

@@ -14,7 +14,7 @@ path = "lib.rs"
 
 [dependencies]
 ammonia = "=4.1.2"
-comrak = { version = "=0.42.0", default-features = false, features = ["bon"] }
+comrak = { version = "=0.43.0", default-features = false, features = ["bon"] }
 htmlescape = "=0.3.1"
 url = "=2.5.7"