fix: use reboot delay only in case of error

Delay the reboot for 10 seconds only if Talos hits an error, but
otherwise just proceed with the requested action.

This removes 10 seconds on "regular" reboot without kexec.

Signed-off-by: Andrey Smirnov <andrey.smirnov@siderolabs.com>

internal/app/machined/main.go

@@ -118,12 +118,12 @@ func handle(ctx context.Context, err error) {
 				rebootCmd = 0
 			}
 		}
-	}
 
-	if rebootCmd == unix.LINUX_REBOOT_CMD_RESTART {
-		for i := 10; i >= 0; i-- {
-			log.Printf("rebooting in %d seconds\n", i)
-			time.Sleep(1 * time.Second)
+		if rebootCmd == unix.LINUX_REBOOT_CMD_RESTART {
+			for i := 10; i >= 0; i-- {
+				log.Printf("rebooting in %d seconds\n", i)
+				time.Sleep(1 * time.Second)
+			}
 		}
 	}