Fix a typo in pygmt/datasets/earth_mean_dynamic_topography.py

Author: seisman

pygmt/datasets/earth_mean_dynamic_topography.py

@@ -84,8 +84,8 @@ def load_earth_mean_dynamic_topography(
     >>> grid = load_earth_mean_dynamic_topography()
     >>> # load the 30 arc-minutes grid with "gridline" registration
     >>> grid = load_earth_mean_dynamic_topography(
-            resolution="30m", registration="gridline"
-    ...)
+    ...     resolution="30m", registration="gridline"
+    ... )
     >>> # load high-resolution (5 arc-minutes) grid for a specific region
     >>> grid = load_earth_mean_dynamic_topography(
     ...     resolution="05m",