Update dependency Particular.Packaging to 4.5.0 (#11)

Co-authored-by: dependencyupdates[bot] <218638057+dependencyupdates[bot]@users.noreply.github.com>

Author: dependencyupdates[bot]

src/NServiceBus.Envelope.CloudEvents/NServiceBus.Envelope.CloudEvents.csproj

@@ -11,7 +11,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Particular.Packaging" Version="4.2.0" PrivateAssets="All" />
+    <PackageReference Include="Particular.Packaging" Version="4.5.0" PrivateAssets="All" />
   </ItemGroup>
 
   <PropertyGroup>