[rrd4j] Upgrade to rrd4j 3.8.1 (#12398)

This should prevent a resource leak when generating graphs.

See: https://github.com/rrd4j/rrd4j/blob/master/changelog.txt

Signed-off-by: Wouter Born <github@maindrain.net>

diff --git a/bundles/org.openhab.persistence.rrd4j/pom.xml b/bundles/org.openhab.persistence.rrd4j/pom.xml
index 3314a0683c49c7e27f326147d14198099efdea9a..9950014aa0381e71604b26ec6d15b33d15620b69 100644 (file)
--- a/bundles/org.openhab.persistence.rrd4j/pom.xml
+++ b/bundles/org.openhab.persistence.rrd4j/pom.xml
@@ -23,7 +23,7 @@
     <dependency>
       <groupId>org.rrd4j</groupId>
       <artifactId>rrd4j</artifactId>
-      <version>3.8</version>
+      <version>3.8.1</version>
     </dependency>
   </dependencies>
 </project>