Upgrade to Gradle 7 (#2279)

Summary:
Depends on https://github.com/facebook/flipper/issues/2277. Fixes https://github.com/facebook/flipper/issues/2221.

The maven plugin is no longer exposed and implied by https://developer.android.com/studio/build/maven-publish-plugin.

Pull Request resolved: https://github.com/facebook/flipper/pull/2279

Test Plan: ./gradlew uploadArchives -PdryRun=true

Reviewed By: priteshrnandgaonkar

Differential Revision: D28473692

Pulled By: passy

fbshipit-source-id: 3d95122fecebfeac8bfa5173c5c633eee3f13311

android/third-party/native.gradle

@@ -52,6 +52,7 @@ task downloadGlog(dependsOn: createNativeDepsDirectories, type: Download) {
 task prepareGlog(dependsOn: [downloadGlog], type: Copy) {
     onlyIf { isCacheOutOfDate(CACHE_REVISION) }
     from tarTree(downloadGlog.dest)
+    duplicatesStrategy DuplicatesStrategy.INCLUDE
     from './overrides/glog/'
     include 'glog-0.3.5/src/**/*', 'Android.mk', 'config.h', 'build.gradle', 'CMakeLists.txt', 'ApplicationManifest.xml'
     includeEmptyDirs = false