[maven-release-plugin] prepare for next development iteration

Author: jhalterman

pom.xml

@@ -10,7 +10,7 @@
 
   <groupId>dev.failsafe</groupId>
   <artifactId>failsafe</artifactId>
-  <version>3.1.0</version>
+  <version>3.1.1-SNAPSHOT</version>
   <name>Failsafe</name>
   <url>https://failsafe.dev</url>