Guard bell (#1242)

* add Guard Bell

* revert vanila changes, add same functionality

* revert more vanila changes, replace .ogg, fix locale and locale usage

* Update GuardBell.yml

* Update base.yml

* add attributions.yml for alerts

* try changing to proper license

---------

Co-authored-by: Ed <96445749+TheShuEd@users.noreply.github.com>

Content.Client/_CP14/UserInterface/GuardBellMenu.xaml

@@ -0,0 +1,28 @@
+<controls:FancyWindow xmlns="https://spacestation14.io"
+    xmlns:controls="clr-namespace:Content.Client.UserInterface.Controls"
+    Title="{Loc 'cp14-guard-bell-menu-title'}"
+    MinSize="200 100">
+
+    <!-- Main Container -->
+    <BoxContainer Orientation="Vertical"
+        HorizontalExpand="False"
+        VerticalExpand="True"
+        Margin="6 6 6 5">
+
+        <!-- ButtonsPart -->
+        <BoxContainer Orientation="Vertical"
+            VerticalAlignment="Bottom"
+            SeparationOverride="4">
+
+            <!-- AnnouncePart -->
+            <BoxContainer Orientation="Vertical"
+                Margin="0 2">
+
+                <OptionButton Name="AlertLevelButton"
+                    Access="Public"
+                    ToolTip="{Loc 'cp14-guard-bell-alert-button'}"
+                    StyleClasses="OpenRight"/>
+            </BoxContainer>
+        </BoxContainer>
+    </BoxContainer>
+</controls:FancyWindow>