Revert "Update version from 0.25.1 to 0.26.0"

This reverts commit 84eaf6d.

Author: Jack Low

pom.xml

@@ -4,7 +4,7 @@
 
     <groupId>com.zendesk</groupId>
     <artifactId>mysql-binlog-connector-java</artifactId>
-    <version>0.26.0</version>
+    <version>0.25.1</version>
 
     <name>mysql-binlog-connector-java</name>
     <description>MySQL Binary Log connector</description>