Remove the link of Google+ Community

Google+ is dying.

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

@@ -471,7 +471,6 @@
 
     <string name="settings_about">Acerca de</string>
     <string name="settings_about_author">Autor</string>
-    <string name="settings_about_google_plus">Comunidad en Google+</string>
     <string name="settings_about_website">PaginaWeb</string>
     <string name="settings_about_source">Código fuente</string>
     <string name="settings_about_changelog">Registro de cambios</string>

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

@@ -498,7 +498,6 @@
     <string name="settings_about">À propos de l\'application</string>
     <string name="settings_about_author">Développeur</string>
     <string name="settings_about_telegram">Telegram</string>
-    <string name="settings_about_google_plus">Communité Google+</string>
     <string name="settings_about_website">Site</string>
     <string name="settings_about_source">Source</string>
     <string name="settings_about_changelog">Historique de changements</string>

app/src/main/res/values-ja/strings.xml

@@ -490,7 +490,6 @@
 
     <string name="settings_about">このアプリについて</string>
     <string name="settings_about_author">開発者</string>
-    <string name="settings_about_google_plus">Google+コミュニティ</string>
     <string name="settings_about_website">サイト</string>
     <string name="settings_about_source">ソース</string>
     <string name="settings_about_help">ヘルプ</string>

app/src/main/res/values-zh-rCN/strings.xml

@@ -524,7 +524,6 @@
 
     <string name="settings_about">关于</string>
     <string name="settings_about_author">作者</string>
-    <string name="settings_about_google_plus">Google+ 社群</string>
     <string name="settings_about_website">网站</string>
     <string name="settings_about_source">源码</string>
     <string name="settings_about_changelog">更新日志</string>

app/src/main/res/values-zh-rHK/strings.xml

@@ -523,7 +523,6 @@
 
     <string name="settings_about">關於</string>
     <string name="settings_about_author">作者</string>
-    <string name="settings_about_google_plus">Google+ 社羣</string>
     <string name="settings_about_website">網站</string>
     <string name="settings_about_source">源碼</string>
     <string name="settings_about_changelog">更新日誌</string>

app/src/main/res/values-zh-rTW/strings.xml

@@ -523,7 +523,6 @@
 
     <string name="settings_about">關於</string>
     <string name="settings_about_author">作者</string>
-    <string name="settings_about_google_plus">Google+ 社群</string>
     <string name="settings_about_website">網站</string>
     <string name="settings_about_source">原始碼</string>
     <string name="settings_about_changelog">更新日誌</string>

app/src/main/res/values/strings.xml

@@ -569,7 +569,6 @@
     <string name="settings_about_author">Author</string>
     <string name="settings_about_author_summary" translatable="false">Hippo &lt;ehviewersu$gmail.com&gt;</string>
     <string name="settings_about_telegram">Telegram</string>
-    <string name="settings_about_google_plus">Google+ Community</string>
     <string name="settings_about_website">Website</string>
     <string name="settings_about_source">Source</string>
     <string name="settings_about_changelog">Changelog</string>

app/src/main/res/xml/about_settings.xml

@@ -28,11 +28,6 @@
       android:title="@string/settings_about_telegram"
       app:url="https://t.me/ehviewer"/>
 
-    <com.hippo.preference.UrlPreference
-        android:key="google_plus"
-        android:title="@string/settings_about_google_plus"
-        app:url="https://plus.google.com/communities/103823982034655188459"/>
-
     <com.hippo.preference.UrlPreference
         android:key="website"
         android:title="@string/settings_about_website"