Upgrade groovy to 3.0.9

Author: jericks

README.rst

@@ -151,7 +151,7 @@ Versions
 +-----------+----------+-----------+--------+----------+
 | GeoScript | GeoTools | GeoServer | JTS    | Groovy   |
 +-----------+----------+-----------+--------+----------+
-| 1.18      | 26       | 2.20      | 1.18.1 | 3.0.8    |
+| 1.18      | 26       | 2.20      | 1.18.1 | 3.0.9    |
 +-----------+----------+-----------+--------+----------+
 | 1.17      | 25       | 2.19      | 1.18.1 | 3.0.7    |
 +-----------+----------+-----------+--------+----------+

pom.xml

@@ -572,7 +572,7 @@
     </reporting>
     <properties>
         <gt.version>26-SNAPSHOT</gt.version>
-        <groovy.version>3.0.8</groovy.version>
+        <groovy.version>3.0.9</groovy.version>
     </properties>
     <name>geoscript groovy</name>
     <description>A groovy implementation of geoscript.</description>