Make l10n paths more common, add l10n.toml config for checks (#882)

Looking good.

app/src/main/res/values-ko/FirefoxReality_strings.xml → app/src/main/res/values-ko/strings.xml

@@ -47,7 +47,7 @@
 	<!-- This string will be displayed in a dialog box presented to the user when the application
          needs to request permission to access the device's external storage such as the
          sdcard. '%1$s' will be replaced at runtime with the website's domain name. -->
-	<string name="permission_persistent_storage">%S가 영구 저장 장치에 데이터를 저장하도록 허용하겠습니까?</string>
+	<string name="permission_persistent_storage">%1$s가 영구 저장 장치에 데이터를 저장하도록 허용하겠습니까?</string>
 
 	<!-- This string is displayed in the Settings dialog box and how
          the user can know which version of the application they are currently running.

l10n.toml

@@ -0,0 +1,23 @@
+
+basepath = "."
+
+locales = [
+"de",
+"es",
+"fr",
+"it",
+"ja",
+"ko",
+"zh-CN",
+"zh-TW",
+]
+
+[env]
+
+[[paths]]
+  reference = "app/src/main/res/values/strings.xml"
+  l10n = "app/src/main/res/values-{android_locale}/strings.xml"
+
+  [[paths]]
+    reference = "app/src/main/res/values/localpages_strings.xml"
+    l10n = "app/src/main/res/values-{android_locale}/localpages_strings.xml"