remove override of dynamicField coordinate_p in solr schema

(coordinate_p is not a mandatory field as such doesn't need to be declared as schema.field)

defaults/solr/schema.xml

@@ -73,9 +73,6 @@
         <!-- content of title tag -->
         <field name="title" type="text_general" indexed="true" stored="true" multiValued="true"/>
 
-        <!-- point in degrees of latitude,longitude as declared in WSG84 -->
-        <field name="coordinate_p" type="location" indexed="true" stored="true"/>
-
         <!-- content of author-tag -->
         <field name="author" type="text_general" indexed="true" stored="true"/>