Upgrade to groovy 4.0.13

Author: jericks

README.rst

@@ -151,7 +151,7 @@ Versions
 +-----------+----------+-----------+--------+----------+
 | GeoScript | GeoTools | GeoServer | JTS    | Groovy   |
 +-----------+----------+-----------+--------+----------+
-| 1.21      | 29       | 2.23      | 1.19.0 | 4.0.11   |
+| 1.21      | 29       | 2.23      | 1.19.0 | 4.0.13   |
 +-----------+----------+-----------+--------+----------+
 | 1.20      | 28       | 2.22      | 1.19.0 | 3.0.13   |
 +-----------+----------+-----------+--------+----------+

pom.xml

@@ -12,7 +12,7 @@
     <properties>
         <gt.version>29-SNAPSHOT</gt.version>
         <jts.version>1.19.0</jts.version>
-        <groovy.version>4.0.11</groovy.version>
+        <groovy.version>4.0.13</groovy.version>
     </properties>
     <dependencies>
         <dependency>