message: Add View::clear() to RELEASE_NOTES.md
diff: @@ -58,6 +58,7 @@ The Axom project release numbers follow [Semantic Versioning](http://semver.org/
  - Quest: Adds a new query for intersection-based "shaping" of revolved contours onto 3D hexahedral meshes.
  This capability uses a RAJA policy operate on various execution spaces (host, openmp, device).
  - Quest: Adds a "shaping" example for embedding a klee specification onto an MFEM mesh
  +- Added Sidre function `View::clear()`.
  ### Changed
  - `MFEMSidreDataCollection` now reuses FESpace/QSpace objects with the same basis
  