remove public set_bindings, only channeln ow

src/measurement/icmp.rs

@@ -160,10 +160,6 @@ impl IcmpEngine {
         })
     }
 
-    pub fn set_bindings(&mut self, bindings: Vec<IcmpBinding>) -> Result<(), IcmpError> {
-        self.sender.set_bindings(bindings)
-    }
-
     pub fn run(self) -> Result<(), IcmpError> {
         let Self { sender, receiver } = self;