Update Rust crate tower-http to v0.6.8 (#12470)

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

Author: renovate[bot]

Cargo.lock

@@ -139,7 +139,7 @@ tokio-postgres = "=0.7.15"
 tokio-util = "=0.7.17"
 toml = "=0.9.8"
 tower = "=0.5.2"
-tower-http = { version = "=0.6.7", features = ["add-extension", "fs", "catch-panic", "timeout", "compression-full"] }
+tower-http = { version = "=0.6.8", features = ["add-extension", "fs", "catch-panic", "timeout", "compression-full"] }
 tracing = "=0.1.43"
 tracing-subscriber = { version = "=0.3.22", features = ["env-filter", "json"] }
 typomania = { version = "=0.1.2", default-features = false }