Remove Google Assistant Action from voice.html in preparation for Sunset

Google is replacing Google Assistant Actions, so the action will cease functioning shortly.

server/assistantRequest.js

@@ -5,6 +5,7 @@ const getRiverData = require(path.join(__dirname, "getRiverData.js"))
 
 const fixCasing = require(path.join(__dirname, "siteDataParser.js")).fixCasing
 
+//Google Assistant Actions will be sunsetted shortly, at which point the Google Assistant (but not the Alexa portion) should be removed. 
 async function handleRequest(req, res) {
 
 				let query = (await utils.getData(req)).toString()

voice.html

@@ -31,14 +31,8 @@ <h1>Rivers.run Voice Assistant</h1>
 
         <h2>Get river levels and more using your voice!</h2>
 
-        <h3>For Google Assistant:</h3>
-        <p>Take a look at the <a href="https://assistant.google.com/services/a/uid/000000a35e5ba055" target="_blank">rivers.run action</a> for Google Assistant. It is able to provide water levels, relative flows, and temperatures</p>
-
         <h3>For Amazon Alexa:</h3>
 		<p>Take a look at the <a href="https://www.amazon.com/dp/B081N4TZVK/" target="_blank">Rivers.run Water Levels skill</a> for Amazon Alexa. It can provide water levels, relative flows, and temperatures.</p>
 
-        <h3>For iOS Siri:</h3>
-        <p>You can install <a href="https://apps.apple.com/us/app/google-assistant/id1220976145" target="_blank">Google Assistant for iOS</a>, and use our Google Assistant action.</p>
-
     </body>
 </html>