releng: update to testing clients 1.2.1-SNAPSHOT
diff --git a/pom.xml b/pom.xml
index e7f595d..b69b54e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -73,7 +73,7 @@
         <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.testing.clients</artifactId>
-            <version>1.2.0</version>
+            <version>1.2.1-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>org.apache.sling</groupId>