[skip ci] update paths to data in benchmark map.xmls

Author: wilhelmberg

benchmark/data/polygon_rendering_clip.xml

@@ -7,7 +7,7 @@
     <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
         <StyleName>style</StyleName>
         <Datasource>
-            <Parameter name="file">../../tests/data/shp/world_merc.shp</Parameter>
+            <Parameter name="file">../../test/data/shp/world_merc.shp</Parameter>
             <Parameter name="type">shape</Parameter>
         </Datasource>
     </Layer>

benchmark/data/polygon_rendering_no_clip.xml

@@ -7,7 +7,7 @@
     <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
         <StyleName>style</StyleName>
         <Datasource>
-            <Parameter name="file">../../tests/data/shp/world_merc.shp</Parameter>
+            <Parameter name="file">../../test/data/shp/world_merc.shp</Parameter>
             <Parameter name="type">shape</Parameter>
         </Datasource>
     </Layer>