update news

Author: mllg

NEWS.md

@@ -1,6 +1,6 @@
 # mlr3misc 0.12.0-9000
 
-* Updated default environment for `crate()` (#86) to `topenv()`.
+* Updated default environment for `crate()` to `topenv()` (#86).
 * Added safe methods for dictionary retrieval (#83)
 * fix: Fixed an important bug that caused serialized objects to be overly large
   when installing mlr3 with `--with-keep.source` (#88)