feat: bump rust to 1.65

Author: gengjiawen

chunks/lang-rust/Dockerfile

@@ -4,7 +4,7 @@ FROM ${base}
 USER gitpod
 
 # Dazzle does not rebuild a layer until one of its lines are changed. Increase this counter to rebuild this layer.
-ENV TRIGGER_REBUILD=2
+ENV TRIGGER_REBUILD=3
 
 ENV PATH=$HOME/.cargo/bin:$PATH