Update Rust crate axum to v0.6.19 (#6820)

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

Author: renovate[bot]

Cargo.lock

@@ -33,7 +33,7 @@ slow-tests = []
 anyhow = "=1.0.72"
 async-trait = "=0.1.71"
 aws-sigv4 = "=0.55.3"
-axum = { version = "=0.6.18", features = ["headers", "macros", "matched-path"] }
+axum = { version = "=0.6.19", features = ["headers", "macros", "matched-path"] }
 axum-extra = { version = "=0.7.5", features = ["cookie-signed"] }
 base64 = "=0.21.2"
 crates_io_index = { path = "crates_io_index" }