Add questions for sparse summit (#385)

Author: jarrodmillman

content/summits/sparse/meeting2.md

@@ -20,6 +20,17 @@ and what work can be accomplished during the [2023 Scientific Python developer s
 
 2. (50 min) Discussion
 
+   - Who will be working on scipy sparse arrays during the summit?
+
+     - How much time during the meeting will you be working on sparse?
+
+   - What should/can we get done before the summit?
+
+     - array creation PR merged ([PR 1](https://github.com/scipy/scipy/pull/16108) or [PR 2](https://github.com/scipy/scipy/pull/16033))?
+     - 1d sparse arrays (Stefan); array semantics / indexing
+
+   - What should/can we accomplish during the summit?
+
 3. (5 min) Wrap up and next steps
 
 [scipy]: https://scientific-python.org/doc/sparse-arrays-grant-2022.pdf