Add journal to CITATION.bib

Author: ChrisRackauckas

CITATION.bib

@@ -1,7 +1,7 @@
 @article{DifferentialEquations.jl-2017,
  author = {Rackauckas, Christopher and Nie, Qing},
  doi = {10.5334/jors.151},
- journal = {The Journal of Open Source Software},
+ journal = {The Journal of Open Research Software},
  keywords = {Applied Mathematics},
  note = {Exported from https://app.dimensions.ai on 2019/05/05},
  number = {1},