fix(harbor-sbom-browser): bump Rust toolchain to 1.89.0

Author: dervoeti

tools/harbor-sbom-browser/rust-toolchain.toml

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.82.0"
+channel = "1.89.0"
 components = ["rustc", "cargo", "rustfmt", "clippy", "rust-analyzer", "rust-src"]