[mirotalksfu] - fix typo

public/js/RoomClient.js

@@ -2436,7 +2436,7 @@ class RoomClient {
 
     checkLineBreaks() {
         chatMessage.style.height = '';
-        if (this.getLineBreaks(chatMessage.value) > 1) {
+        if (this.getLineBreaks(chatMessage.value) > 0) {
             chatMessage.style.height = '200px';
         }
     }

public/views/Room.html

@@ -388,7 +388,7 @@
                         cols="1"
                         id="chatMessage"
                         class="chat-msger-input"
-                        placeholder="💬 Enter your message..."
+                        placeholder="💬 Write a message..."
                     ></textarea>
                 </div>
                 <div class="chat-msger-buttons">