Dev version bump [skip ci]

Author: nblumhardt

src/Serilog.AspNetCore/Serilog.AspNetCore.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <Description>Serilog support for ASP.NET Core logging</Description>
-    <VersionPrefix>3.4.0</VersionPrefix>
+    <VersionPrefix>3.4.1</VersionPrefix>
     <Authors>Microsoft;Serilog Contributors</Authors>
     <TargetFrameworks>netstandard2.0;netcoreapp3.1</TargetFrameworks>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>