unifiy the cases in references' titles

Author: piyueh

JOSS_paper/paper.bib

@@ -87,9 +87,9 @@ @article{laizet2011incompact3d
 }
 
 @inbook{liu2025investigate,
-  title={Investigate the Efficiency of Incompressible Flow Simulations on CPUs and GPUs With BSAMR},
+  title={{Investigate the efficiency of incompressible flow simulations on CPUs and GPUs with BSAMR}},
   author={Liu, Dewen and He, Shuai and Cheng, Haoran and Zeng, Yadong},
   booktitle={AIAA SCITECH 2025 Forum},
   year={2025},
   publisher={American Institute of Aeronautics and Astronautics}
-}
+}