Merge branch 'fix-fastlane-metadata' into 'master'

Execute Transifex for fastlane metadata from correct directory

See merge request !1738

briar-android/fastlane/update-metadata.sh

 #!/usr/bin/env bash
-tx pull -a -r briar.google-play-full-description,briar.google-play-short-description
 
 DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
 
+cd "$DIR"/..
+tx pull -a -r briar.google-play-full-description,briar.google-play-short-description
+
 for LANG_DIR in "$DIR"/metadata/android/*; do
   if [[ "$LANG_DIR" == *en-US ]]; then
     continue