Update Gradle wrapper to 7.0.2 (#73120)

Keep Gradle wrapper up to date

buildSrc/src/main/resources/minimumGradleVersion

@@ -1 +1 @@
-7.0.1
+7.0.2

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionSha256Sum=ca42877db3519b667cd531c414be517b294b0467059d401e7133f0e55b9bf265
+distributionSha256Sum=13bf8d3cf8eeeb5770d19741a59bde9bd966dd78d17f1bbad787a05ef19d1c2d