Remove unused component

examples/eth-dm/src/AddressInput.tsx

@@ -1,31 +0,0 @@
-import { useState } from 'react';
-
-export interface Props {
-  sendMessage: (message: string) => void;
-}
-function MessageInput(props: Props) {
-  const [inputText, setInputText] = useState('');
-
-  const onChange = (event: React.ChangeEvent<HTMLInputElement>) => {
-    setInputText(event.target.value);
-  };
-
-  const onKeyDown = (event: { key: string }) => {
-    if (event.key === 'Enter') {
-      props.sendMessage(inputText);
-      setInputText('');
-    }
-  };
-
-  return (
-    <div>
-      <input
-        type="text"
-        placeholder="Send a message...."
-        onChange={onChange}
-        onKeyDown={onKeyDown}
-        value={inputText}
-      />
-    </div>
-  );
-}