Update quickstart.rst to not use "reply"

Replace the word "reply" since we are actually not using Message.reply

docs/quickstart.rst

@@ -11,7 +11,7 @@ if you don't check the :ref:`installing` portion.
 A Minimal Bot
 ---------------
 
-Let's make a bot that replies to a specific message and walk you through it.
+Let's make a bot that responds to a specific message and walk you through it.
 
 It looks something like this:
 
@@ -53,7 +53,7 @@ There's a lot going on here, so let's walk you through it step by step.
    sure that we ignore messages from ourselves. We do this by checking if the :attr:`Message.author`
    is the same as the :attr:`Client.user`.
 5. Afterwards, we check if the :class:`Message.content` starts with ``'$hello'``. If it is,
-   then we reply in the channel it was used in with ``'Hello!'``.
+   then we send a message in the channel it was used in with ``'Hello!'``.
 6. Finally, we run the bot with our login token. If you need help getting your token or creating a bot,
    look in the :ref:`discord-intro` section.