Remove unused translations.

lib/src/main/res/values-ar/strings.xml

lib/src/main/res/values-ast/strings.xml

lib/src/main/res/values-az/strings.xml

lib/src/main/res/values-bg/strings.xml

lib/src/main/res/values-bn/strings.xml

lib/src/main/res/values-bs/strings.xml

lib/src/main/res/values-ca/strings.xml

lib/src/main/res/values-cs/strings.xml

lib/src/main/res/values-de/strings.xml

lib/src/main/res/values-el/strings.xml

lib/src/main/res/values-es/strings.xml

lib/src/main/res/values-eu/strings.xml

lib/src/main/res/values-fa/strings.xml

lib/src/main/res/values-fi/strings.xml

lib/src/main/res/values-fr/strings.xml

lib/src/main/res/values-gl/strings.xml

lib/src/main/res/values-he/strings.xml

lib/src/main/res/values-hi/strings.xml

lib/src/main/res/values-hu/strings.xml

lib/src/main/res/values-id/strings.xml