chore: bump gradle wrapper version

Author: tronghn

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 #Sun Jan 26 20:25:21 CET 2020
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.2-all.zip
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists