DOC minor fixes in whats_new for the release (scikit-learn#15632)

Author: adrinjalali

doc/whats_new/v0.22.rst

@@ -7,7 +7,7 @@
 Version 0.22.0
 ==============
 
-**In Development**
+**November 29 2019**
 
 For a short description of the main highlights of the release, please
 refer to
@@ -516,20 +516,20 @@ Changelog
 - |Fix| :class:`linear_model.LassoCV` no longer forces ``precompute=False``
   when fitting the final model. :pr:`14591` by `Andreas Müller`_.
 
-- |FIX| :class:`linear_model.RidgeCV` and :class:`linear_model.RidgeClassifierCV`
+- |Fix| :class:`linear_model.RidgeCV` and :class:`linear_model.RidgeClassifierCV`
   now correctly scores when `cv=None`.
   :pr:`14864` by :user:`Venkatachalam N <venkyyuvy>`.
 
-- |FIX| Fixed a bug in :class:`linear_model.LogisticRegressionCV` where the
+- |Fix| Fixed a bug in :class:`linear_model.LogisticRegressionCV` where the
   ``scores_``, ``n_iter_`` and ``coefs_paths_`` attribute would have a wrong
   ordering with ``penalty='elastic-net'``. :pr:`15044` by `Nicolas Hug`_
 
-- |FIX| :class:`linear_model.MultiTaskLassoCV` and
+- |Fix| :class:`linear_model.MultiTaskLassoCV` and
   :class:`linear_model.MultiTaskElasticNetCV` with X of dtype int
   and `fit_intercept=True`.
   :pr:`15086` by :user:`Alex Gramfort <agramfort>`.
 
-- |FIX| The liblinear solver now supports ``sample_weight``.
+- |Fix| The liblinear solver now supports ``sample_weight``.
   :pr:`15038` by :user:`Guillaume Lemaitre <glemaitre>`.
 
 :mod:`sklearn.manifold`
@@ -804,7 +804,7 @@ Changelog
 - |Fix| fixed a bug in :class:`BaseLibSVM._sparse_fit` where n_SV=0 raised a
   ZeroDivisionError. :pr:`14894` by :user:`Danna Naser <danna-naser>`.
 
-- |FIX| The liblinear solver now supports ``sample_weight``.
+- |Fix| The liblinear solver now supports ``sample_weight``.
   :pr:`15038` by :user:`Guillaume Lemaitre <glemaitre>`.