1、修改聊天文字样式；

uchat_im/src/main/res/layout/im_conversation_item_txt_receive.xml

@@ -29,11 +29,11 @@
         android:id="@+id/tv_txt_content"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginStart="10dp"
+        android:layout_marginStart="8dp"
         android:background="@drawable/bg_msg_item_txt_receive"
         android:maxWidth="235dp"
         android:lineSpacingMultiplier="1.2"
-        android:padding="8dp"
+        android:padding="10dp"
         android:textColor="@color/color_333333"
         app:layout_constraintStart_toEndOf="@id/civ_avatar"
         app:layout_constraintTop_toTopOf="@id/civ_avatar"