fix the length of the subheading dashes to get rid of warning

Swanson-Hysell · Swanson-Hysell · commit 77e400ba5183 · 2025-04-07T16:16:11.000-05:00
diff --git a/api/api.rst b/api/api.rst
@@ -2,16 +2,19 @@ API Reference
 =============
 
 pmagpy.ipmag
---------
+------------
+
 .. automodule:: pmagpy.ipmag
     :members:
 
 pmagpy.pmagplotlib
---------
+------------------
+
 .. automodule:: pmagpy.pmagplotlib
     :members:
 
 pmagpy.pmag
---------
+-----------
+
 .. automodule:: pmagpy.pmag
     :members:
