add news and bump dev version

Author: ranocha

NEWS.md

@@ -4,6 +4,23 @@ Trixi.jl follows the interpretation of [semantic versioning (semver)](https://ju
 used in the Julia ecosystem. Notable changes will be documented in this file
 for human readability.
 
+
+## Changes when updating to v0.10 from v0.9.x
+
+#### Added
+
+#### Changed
+
+- The numerical solution is wrapped in a `VectorOfArrays` from
+  [RecursiveArrayTools.jl](https://github.com/SciML/RecursiveArrayTools.jl)
+  for `DGMulti` solvers ([#2150]). You can use `Base.parent` to unwrap
+  the original data.
+
+#### Deprecated
+
+#### Removed
+
+
 ## Changes in the v0.9 lifecycle
 
 #### Added
@@ -24,6 +41,7 @@ for human readability.
 
 - The required Julia version is updated to v1.10.
 
+
 ## Changes when updating to v0.9 from v0.8.x
 
 #### Added

Project.toml

@@ -1,7 +1,7 @@
 name = "Trixi"
 uuid = "a7f1ee26-1774-49b1-8366-f1abc58fbfcb"
 authors = ["Michael Schlottke-Lakemper <[email protected]>", "Gregor Gassner <[email protected]>", "Hendrik Ranocha <[email protected]>", "Andrew R. Winters <[email protected]>", "Jesse Chan <[email protected]>"]
-version = "0.9.18-DEV"
+version = "0.10.0-DEV"
 
 [deps]
 Accessors = "7d9f7c33-5ae7-4f3b-8dc6-eff91059b697"