Update README.md

Changing the (60,42) to (60,44)

README.md

@@ -114,7 +114,7 @@ Significant research has explored bias and fairness issues with language models
 
 The dataset used is a composition of the ERA5 and CERRA reanalysis.
 
-The spatial coverage of the input grids (ERA5) is defined below, and corresponds to a 2D array of dimensions (60, 42):
+The spatial coverage of the input grids (ERA5) is defined below, and corresponds to a 2D array of dimensions (60, 44):
 
 ```
       longitude: [-8.35, 6.6]