remove unused SharpVectors library

Author: jjw24

Flow.Launcher/Flow.Launcher.csproj

@@ -95,7 +95,6 @@
     <PackageReference Include="ModernWpfUI" Version="0.9.4" />
     <PackageReference Include="NHotkey.Wpf" Version="2.1.1" />
     <PackageReference Include="PropertyChanged.Fody" Version="3.4.0" />
-    <PackageReference Include="SharpVectors" Version="1.8.2" />
     <PackageReference Include="VirtualizingWrapPanel" Version="1.5.8" />
   </ItemGroup>