Update docker.io/library/rust Docker tag to v1.85 (stable/2024.2)

Skip-Release-Notes

Renovate-Branch: renovate/stable/2024.2-docker.io-library-rust-1.x
Change-Id: I2bd0de67c05cae8d242406d47849850008303ae9
diff --git a/docker-bake.hcl b/docker-bake.hcl
index c57eb5d..d6cd0a7 100644
--- a/docker-bake.hcl
+++ b/docker-bake.hcl
@@ -21,7 +21,7 @@
 
     contexts = {
         "runtime" = "docker-image://docker.io/library/debian:bullseye-slim"
-        "rust" = "docker-image://docker.io/library/rust:1.84-bullseye"
+        "rust" = "docker-image://docker.io/library/rust:1.85-bullseye"
         "src" = "./crates/ovsinit"
     }
 }