rst syntax fixes

Author: ottojo

curt_mini/doc/motor_control.rst

@@ -1,4 +1,5 @@
 .. _motor_control:
+
 #############
 Motor Control
 #############

curt_mini/doc/ros_base.rst

@@ -56,6 +56,7 @@ The configuration can be adjusted in `twist_mux.yaml`_.
 .. _`twist_mux.yaml`: https://github.com/ipa320/curt_mini/blob/main/curt_mini/config/twist_mux.yaml
 
 .. _joystick:
+
 ========
 Joystick
 ========

curt_mini/rosdoc2.yaml

@@ -59,6 +59,5 @@ builders:
     - sphinx: {
         name: 'curt_mini',
         ## This path is relative to output staging.
-        doxygen_xml_directory: 'generated/doxygen/xml',
         output_dir: ''
-    }
+        }