refactor: swap out phone number config dashboard snippets

Author: bryantanderson

fern/snippets/quickstart/dashboard/provision-phone-number-with-vapi.mdx

@@ -20,11 +20,11 @@ We will use the area code `415` for our phone number (these are area codes domes
 Click "Create", after creating a phone number you should see something like this:
 
 <Frame caption="Here we can attach an assistant to the number for inbound calls (or perform an outbound call, with a select assistant).">
-  <img src="/static/images/quickstart/dashboard/phone-number-config.png" />
+  <img src="/static/images/quickstart/dashboard/vapi-phone-number-config.png" />
 </Frame>
 
 <Note>
   It takes a couple of minutes for the phone number to be fully activated. During this period, calls will not be functional.
 </Note>
 
-The phone number is now ready to be used (either for inbound or outbound calling).
+Once activated, the phone number will be ready for use (either for inbound or outbound calling).

fern/snippets/quickstart/phone/get-a-phone-number.mdx

@@ -31,14 +31,14 @@ There are **2 ways** we can get a phone number into our Vapi account:
     Click "Create", after creating a phone number you should see something like this:
 
     <Frame caption="Here we can attach an assistant to the number for inbound calls (or perform an outbound call, with a select assistant).">
-      <img src="/static/images/quickstart/dashboard/phone-number-config.png" />
+      <img src="/static/images/quickstart/dashboard/vapi-phone-number-config.png" />
     </Frame>
 
     <Note>
       It takes a couple of minutes for the phone number to be fully activated. During this period, calls will not be functional.
     </Note>
 
-    The phone number is now ready to be used (either for inbound or outbound calling).
+    Once activated, the phone number will be ready for use (either for inbound or outbound calling).
   </Accordion>
   <Accordion title="Import from Twilio or Vonage" icon="hashtag" iconType="regular">
     We can also import an existing phone number we already own with either Twilio or Vonage.