Update Rust crate toml to v0.7.3 (#6190)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Cargo.lock

@@ -74,7 +74,7 @@ tempfile = "=3.4.0"
 thiserror = "=1.0.39"
 threadpool = "=1.8.1"
 tokio = { version = "=1.26.0", features = ["net", "signal", "io-std", "io-util", "rt-multi-thread", "macros"]}
-toml = "=0.7.2"
+toml = "=0.7.3"
 tower = "=0.4.13"
 tower-http = { version = "=0.4.0", features = ["fs", "catch-panic"] }
 tracing = "=0.1.37"