deps: Update CloudEvents SDK dependencies

Author: jskeet

examples/Google.Cloud.Functions.Examples.CustomEventDataFunction/Google.Cloud.Functions.Examples.CustomEventDataFunction.csproj

@@ -6,7 +6,7 @@
 
   <ItemGroup>
     <PackageReference Include="Google.Cloud.Functions.Hosting" Version="1.0.0" />
-    <PackageReference Include="CloudNative.CloudEvents.NewtonsoftJson" Version="2.4.0" />
+    <PackageReference Include="CloudNative.CloudEvents.NewtonsoftJson" Version="2.5.0" />
     <None Include="appsettings*.json" CopyToOutputDirectory="PreserveNewest" />
   </ItemGroup>
 </Project>

src/Google.Cloud.Functions.Framework/Google.Cloud.Functions.Framework.csproj

@@ -8,6 +8,6 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="CloudNative.CloudEvents.AspNetCore" Version="2.4.0" />
+    <PackageReference Include="CloudNative.CloudEvents.AspNetCore" Version="2.5.0" />
   </ItemGroup>
 </Project>

src/Google.Cloud.Functions.Hosting/Google.Cloud.Functions.Hosting.csproj

@@ -10,6 +10,6 @@
   <ItemGroup>
     <Content Include="targets/*" PackagePath="build/$(TargetFramework)/" />
     <ProjectReference Include="..\Google.Cloud.Functions.Framework\Google.Cloud.Functions.Framework.csproj" />
-    <PackageReference Include="CloudNative.CloudEvents.SystemTextJson" Version="2.4.0" />
+    <PackageReference Include="CloudNative.CloudEvents.SystemTextJson" Version="2.5.0" />
   </ItemGroup>
 </Project>