Bug 1484932 - Update GeckoView maven group id: org.mozilla.geckoview r=sebastian,jchen

Update GeckoView maven group id: org.mozilla.geckoview

Differential Revision: https://phabricator.services.mozilla.com/D4344

--HG--
extra : moz-landing-system : lando

mobile/android/geckoview/build.gradle

@@ -273,7 +273,7 @@ apply plugin: 'maven'
 
 uploadArchives {
     repositories.mavenDeployer {
-        pom.groupId = 'org.mozilla'
+        pom.groupId = 'org.mozilla.geckoview'
         pom.artifactId = "geckoview-${mozconfig.substs.MOZ_UPDATE_CHANNEL}-${mozconfig.substs.ANDROID_CPU_ARCH}"
 
         if (mozconfig.substs.RELEASE_OR_BETA == 'true') {

taskcluster/taskgraph/transforms/beetmover_geckoview.py

@@ -28,6 +28,7 @@ _MOZ_UPDATE_CHANNEL_PER_BRANCH = {
     'mozilla-release': '',
     'mozilla-beta': '-beta',
     'mozilla-central': '-nightly',
+    'try': '-nightly-try',
     'maple': '-nightly-maple',
 }