add non-speaker deadlines for finaid

src/content/pages/attend/assistance.mdx

@@ -21,7 +21,14 @@ Please ask only for what you need in order to be able to attend the conference a
 
 To apply for financial aid please fill out the application form linked by the button below. Applications will be approved progressively so please apply early and your application may be approved early. If the budget has not been exhausted the application process will be reopened.
 
-If you have applied to speak, you should try to ensure that your application has been submitted by the end of **Saturday 10 June 2023**, Adelaide time.
+To ensure equal consideration, please submit your application by:
+
+- For speakers: ~~Saturday 10 June 2023~~
+- For attendees who are not speaking: **Thursday 6 July 2023**
+
+Submissions received after these dates may still be considered if there is additional available funding.
+
+Note that **if you are not speaking**, we will only be able to consider your application if you are travelling from within Australia, or from a location in the Pacific/Oceania region that does not have a more appropriate local PyCon.
 
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