Strings should be moved to resource for localization

[StanleyGoldman]

VisualStudio/src/GitHub.VisualStudio.UI/Views/Dialog/ForkRepositoryExecuteView.xaml

Lines 37 to 41 in 5e7572a

	You're about to fork the
	<Hyperlink>
	<Run Text="{Binding SourceRepository.Owner, Mode=OneWay}"/>/<Run Text="{Binding SourceRepository.Name, Mode=OneWay}"/>
	</Hyperlink>
	repository to

VisualStudio/src/GitHub.VisualStudio.UI/Views/Dialog/ForkRepositoryExecuteView.xaml

Line 47 in 5e7572a

<TextBlock Margin="0 16 0 0" FontSize="14">This operation will:</TextBlock>

VisualStudio/src/GitHub.VisualStudio.UI/Views/Dialog/ForkRepositoryExecuteView.xaml

Line 84 in 5e7572a

Add an <Run Style="{DynamicResource {x:Static markdig:Styles.CodeStyleKey}}">upstream</Run> remote pointing to