message: Fix changelog heading for release.
  Original commit:
diff: -# Next Release
  -
  -# Enso 2.0.0-alpha.11 (2021-08-9)
  +# Enso 2.0.0-alpha.11 (2021-08-09)
  This update contains major performance improvements and exposes new privacy user
  settings. We will work towards stabilizing it in the next weeks in order to make
  