Merge pull request #168 from eXist-db/dependabot/maven/exist.version-5.1.0

Bump exist.version from 5.0.0 to 5.1.0

Author: dizzzz

pom.xml

@@ -48,7 +48,7 @@
         <project.build.source>1.8</project.build.source>
         <project.build.target>1.8</project.build.target>
 
-        <exist.version>5.0.0</exist.version> <!-- change to 5.1.0-SNAPSHOT -->
+        <exist.version>5.1.0</exist.version> <!-- change to 5.1.0-SNAPSHOT -->
         <activemq.version>5.15.10</activemq.version>
         <commonspool2.version>2.7.0</commonspool2.version>
         <hawtbuf.version>1.11</hawtbuf.version>