Internationalize remaining TODO-marked UI text in Expo app

components/Login.js

@@ -46,7 +46,7 @@ let LoginForm = () => {
         style={styles.input}
         onChangeText={text => setEmail(text)}
         defaultValue={email}
-        placeholder="email"
+        placeholder={i18n.t("message.email")}
         label={i18n.t("message.email")}
         autoCapitalize='none'
         autoComplete='email'
@@ -61,7 +61,7 @@ let LoginForm = () => {
         style={styles.input}
         onChangeText={text => setPassword(text)}
         defaultValue={password}
-        placeholder="password"
+        placeholder={i18n.t("message.password")}
         textContentType="password"
         label={i18n.t("message.password")}
         secureTextEntry={true}
@@ -113,4 +113,4 @@ const styles = StyleSheet.create({
     marginTop: 10,
 
   }
-});
+});