schedule table64 poll (#1544)

subject to a positive response here WebAssembly/memory64#46 (comment)

Author: conrad-watt

main/2024/CG-04-23.md

@@ -27,6 +27,7 @@ Installation is required, see the calendar invite.
        * update
        * discussion of [exact constraints for valid page sizes](https://github.com/WebAssembly/custom-page-sizes/issues/2)
        * vote for [phase 2](https://github.com/WebAssembly/meetings/blob/main/process/phases.md#2-feature-description-available-community--working-group)
+    1. poll: [add table64 instructions to memory64 proposal](https://github.com/WebAssembly/memory64/issues/46#issuecomment-1957860383) (Sam Clegg / Conrad Watt, 10 minutes)
 1. Closure
 
 ## Agenda items for future meetings