IGNITE-12517 Upgrade flink module version to 1.9.1 in ignite-extensions - Fixes #3.

Signed-off-by: samaitra <saikat.maitra@gmail.com>
diff --git a/modules/flink-ext/pom.xml b/modules/flink-ext/pom.xml
index 08b4be7..6a8bbd5 100644
--- a/modules/flink-ext/pom.xml
+++ b/modules/flink-ext/pom.xml
@@ -38,7 +38,7 @@
         <ignite-core.version>2.9.0-SNAPSHOT</ignite-core.version>
         <ignite-log4j.version>2.9.0-SNAPSHOT</ignite-log4j.version>
         <ignite-spring.version>2.9.0-SNAPSHOT</ignite-spring.version>
-        <flink.version>1.5.0</flink.version>
+        <flink.version>1.9.1</flink.version>
         <kryo-serializers.version>0.42</kryo-serializers.version>
 
     </properties>