Make interrupt retry delay methods Linux-only (#647)

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: danbugs <[email protected]>

Author: Copilot

src/hyperlight_host/src/sandbox/config.rs

@@ -175,11 +175,13 @@ impl SandboxConfiguration {
     }
 
     /// Sets the interrupt retry delay
+    #[cfg(target_os = "linux")]
     pub fn set_interrupt_retry_delay(&mut self, delay: Duration) {
         self.interrupt_retry_delay = delay;
     }
 
     /// Get the delay between retries for interrupts
+    #[cfg(target_os = "linux")]
     pub fn get_interrupt_retry_delay(&self) -> Duration {
         self.interrupt_retry_delay
     }