fix broken mclean reference

paper/paper.bib

@@ -51,6 +51,7 @@ @article{sayreEtAl2019
 }
 }
 
+
 @article{mclean202350,
   title={50 Years of Beach--Foredune Change on the Southeastern Coast of Australia: Bengello Beach, Moruya, NSW, 1972--2022},
   author={McLean, R. and Thom, B. and Shen, J. and Oliver, T.},
@@ -59,10 +60,11 @@ @article{mclean202350
   pages={108850},
   year={2023},
   doi = {10.1016/j.geomorph.2023.108850},
-  url = {https://doi.org/10.1016/j.geomorph.2023.108850,
+  url = {https://doi.org/10.1016/j.geomorph.2023.108850},
   publisher={Elsevier}
 }
 
+
 @article{vos2023benchmarking,
   title={Benchmarking satellite-derived shoreline mapping algorithms},
   author={Vos, K. and Splinter, K.D. and Palomar-V{\'a}zquez, J. and Pardo-Pascual, J. E. and Almonacid-Caballer, J. and Cabezas-Rabad{\'a}n, C. and Kras, E. C. and Luijendijk, A. P. and Calkoen, F. and Almeida, L. P. and others},