new version in README

Author: github-actions[bot]

README.md

@@ -37,15 +37,15 @@ Maven:
 <dependency>
   <groupId>org.cactoos</groupId>
   <artifactId>cactoos</artifactId>
-  <version>0.61.0</version>
+  <version>0.61.1</version>
 </dependency>
 ```
 
 Gradle:
 
 ```groovy
 dependencies {
-  compile 'org.cactoos:cactoos::0.61.0
+  compile 'org.cactoos:cactoos::0.61.1
 }
 ```