Update translations, add Georgian translation.

briar-android/src/main/res/values-bg/strings.xml

briar-android/src/main/res/values-de/strings.xml

briar-android/src/main/res/values-es/strings.xml

briar-android/src/main/res/values-fa/strings.xml

briar-android/src/main/res/values-it/strings.xml

briar-android/src/main/res/values-ja/strings.xml

briar-android/src/main/res/values-ka/strings.xml

briar-android/src/main/res/values-lt/strings.xml

briar-android/src/main/res/values-nb/strings.xml

briar-android/src/main/res/values-pl/strings.xml

briar-android/src/main/res/values-pt-rBR/strings.xml

briar-android/src/main/res/values-ro/strings.xml

briar-android/src/main/res/values-ru/strings.xml

briar-android/src/main/res/values-sq/strings.xml

briar-android/src/main/res/values-tr/strings.xml

briar-android/src/main/res/values-zh-rCN/strings.xml

briar-android/src/main/res/values/arrays.xml