updated news and bumped version number

DESCRIPTION

 Package: SISIR
 Type: Package
 Title: Select Intervals Suited for Functional Regression
-Version: 0.2.1
-Date: 2023-03-12
+Version: 0.2.2
+Date: 2023-03-15
 Authors@R: c(
   person("Victor", "Picheny", , "victor.picheny@inrae.fr", c("aut")),
   person("Remi", "Servien", , "remi.servien@inrae.fr", c("aut")),

NEWS.md

 # `SISIR`
 
+`SISIR` 0.2.2
+===============
+
+### New features
+
+* Plot with computational time
+
+### Bug fixes
+
+* Fixed a bug in importance computation for `"basics"`
+
+### Code improvements
+
+* Added unit tests
+
+
 `SISIR` 0.2.1
 ===============