Upgrade to Atomix 2.0.12

Change-Id: I92f41fbd6909f082ed9eb5ffeae47144969ed987
diff --git a/core/store/primitives/pom.xml b/core/store/primitives/pom.xml
index 1cd3f74..90b98cb 100644
--- a/core/store/primitives/pom.xml
+++ b/core/store/primitives/pom.xml
@@ -70,7 +70,7 @@
         <dependency>
             <groupId>io.atomix</groupId>
             <artifactId>atomix</artifactId>
-            <version>2.0.9</version>
+            <version>2.0.12</version>
         </dependency>
 
         <dependency>