Set the plugin resources directory

Signed-off-by: Taylor Smock <tsmock@meta.com>

build.xml

@@ -2,6 +2,7 @@
 <project name="mapwithai" default="dist" basedir=".">
   <property name="plugin.src.dir" value="src/main/java"/>
   <property name="plugin.test.dir" value="src/test"/>
+  <property name="plugin.resources.dir" value="src/main/resources"/>
 
   <!-- edit the properties of this plugin in the file `gradle.properties` -->
   <property file="${basedir}/gradle.properties"/>
@@ -12,7 +13,7 @@
   <!-- Override the `setup-dist-default` task from build-common.xml -->
   <target name="setup-dist-default">
     <copy todir="${plugin.build.dir}" failonerror="no" includeemptydirs="no">
-      <fileset dir="src/main/resources"/>
+      <fileset dir="${plugin.resources.dir}"/>
     </copy>
     <copy todir="${plugin.build.dir}">
       <fileset dir=".">