Localize Crowdin button label in About settings

Added "crowdin" string resource to en.xaml for localization.
Updated SettingsPaneAbout.xaml to use the localized resource
for the Crowdin hyperlink button instead of a hardcoded label.

Author: Jack251970

Flow.Launcher/Languages/en.xaml

@@ -451,6 +451,7 @@
     <system:String x:Key="website">Website</system:String>
     <system:String x:Key="github">GitHub</system:String>
     <system:String x:Key="docs">Docs</system:String>
+    <system:String x:Key="crowdin">Crowdin</system:String>
     <system:String x:Key="version">Version</system:String>
     <system:String x:Key="icons">Icons</system:String>
     <system:String x:Key="about_activate_times">You have activated Flow Launcher {0} times</system:String>

Flow.Launcher/SettingPages/Views/SettingsPaneAbout.xaml

@@ -77,7 +77,7 @@
                     <ui:HyperlinkButton Content="{DynamicResource website}" NavigateUri="{Binding Website}" />
                     <ui:HyperlinkButton Content="{DynamicResource documentation}" NavigateUri="{Binding Documentation}" />
                     <ui:HyperlinkButton Content="{DynamicResource github}" NavigateUri="{Binding Github}" />
-                    <ui:HyperlinkButton Content="Crowdin" NavigateUri="{Binding Crowdin}" />
+                    <ui:HyperlinkButton Content="{DynamicResource crowdin}" NavigateUri="{Binding Crowdin}" />
                 </StackPanel>
             </ui:SettingsCard>