Update news

Author: 1-Bart-1

NEWS.md

@@ -1,12 +1,12 @@
-## Unreleased
+## VortexStepMethod v1.2.0 2025-03-27
 ### Changed
 - The fields that had as type a `Matrix of size Px1` have now the type `Vector` 
 - Many new fields of the type `VSMSolution` documented
 - `init!(body_aero)` is now a public function
 ### Added
+- Added the option to use nonlinear solve to calculate the gamma distribution #140
 - New page `Tips and tricks` added to the documentation
 - Fast and modular linearization added around an operating point #140
-- Added the option to use nonlinear solve to calculate the gamma distribution #140
 
 ## VortexStepMethod v1.1.2 2025-03-23
 ### Added