nuget bump

Author: Noggog

Directory.Packages.props

@@ -15,7 +15,7 @@
       <Version>[2.69]</Version>
     </PackageVersion>
     <PackageVersion Include="Mutagen.Bethesda">
-      <Version>[0.48.0-alpha.13]</Version>
+      <Version>[0.48.0]</Version>
     </PackageVersion>
     <PackageVersion Include="Microsoft.NET.Test.Sdk">
       <Version>17.11.1</Version>