Bug 40060: Define versionName in Fenix build

In addition, we delete the hard-coded Fenix specific `version` and we
use `abbrev`, instead.

projects/fenix/build

@@ -56,7 +56,8 @@ cp $rootdir/[% c('input_files_by_name/tor-android-service') %]/* app/
     exit 1
   fi
 
-  $GRADLE_HOME/gradle-6.5.1/bin/gradle --offline --no-daemon -Dmaven.repo.local=$gradle_repo app:assemble[% c('variant') %] -x lint
+  version_name='[% c("var/torbrowser_version") %] ([% c("var/fenix_version") %]-[% c("variant") %])'
+  $GRADLE_HOME/gradle-6.5.1/bin/gradle --offline --no-daemon -PversionName="$version_name" -Dmaven.repo.local=$gradle_repo app:assemble[% c('variant') %] -x lint
   # XXX We need the build variant in lower case. Do something smarter here.
   v=[% c("variant") %]
   cp app/build/outputs/apk/${v,}/*.apk $distdir/[% project %]

projects/fenix/config

 # vim: filetype=yaml sw=2
-version: 10.0a6
+version: '[% c("abbrev") %]'
 filename: 'fenix-[% c("version") %]-[% c("var/build_id") %].tar.gz'
 git_hash: 'tor-browser-[% c("var/fenix_version") %]-[% c("var/torbrowser_branch") %]-1-build1'
 git_url: https://gitlab.torproject.org/tpo/applications/fenix.git
@@ -22,7 +22,6 @@ targets:
   nightly:
     git_hash: 'tor-browser-[% c("var/fenix_version") %]-[% c("var/torbrowser_branch") %]-1'
     tag_gpg_id: 0
-    version: '[% c("abbrev") %]'
     variant: Beta
 
 input_files: