Update Rust crate octocrab to 0.49.0 (#21)

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

Author: renovate[bot]

Cargo.toml

@@ -6,7 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-octocrab  = "0.48.0"
+octocrab  = "0.49.0"
 concourse-resource = "0.3"
 tokio = { version = "1.37.0", features = ["rt-multi-thread", "macros"] }
 serde = "1.0.197"