remove excess spacing

Author: christopherkenny

paper.bib

@@ -27,15 +27,15 @@ @article{barrie2021academictwitter
   doi = {10.21105/joss.03272}
 }
 
-  @Article{testthat,
-    author = {Hadley Wickham},
-    title = {testthat: Get Started with Testing},
-    journal = {The R Journal},
-    year = {2011},
-    volume = {3},
-    pages = {5--10},
-    url = {https://journal.r-project.org/archive/2011-1/RJournal_2011-1_Wickham.pdf},
-  }
+@Article{testthat,
+  author = {Hadley Wickham},
+  title = {testthat: Get Started with Testing},
+  journal = {The R Journal},
+  year = {2011},
+  volume = {3},
+  pages = {5--10},
+  url = {https://journal.r-project.org/archive/2011-1/RJournal_2011-1_Wickham.pdf},
+}
 
 @article{kearney2019rtweet,
   title={rtweet: Collecting and analyzing Twitter data},