Update coroutines [1.5.0 -> 1.5.2]

Author: greenrobot-team

build.gradle

@@ -23,7 +23,7 @@ buildscript {
         junit_version = '4.13.2'
         mockito_version = '3.8.0'
         kotlin_version = '1.5.0'
-        coroutines_version = '1.5.0'
+        coroutines_version = '1.5.2'
         dokka_version = '1.4.32'
 
         println "version=$ob_version"