Bump Apache.Avro in /src/CloudNative.CloudEvents.Avro

Bumps [Apache.Avro](https://github.com/apache/avro) from 1.10.2 to 1.11.0.
- [Release notes](https://github.com/apache/avro/releases)
- [Commits](apache/avro@release-1.10.2...release-1.11.0)

---
updated-dependencies:
- dependency-name: Apache.Avro
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

src/CloudNative.CloudEvents.Avro/CloudNative.CloudEvents.Avro.csproj

@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Apache.Avro" Version="1.10.2" />
+    <PackageReference Include="Apache.Avro" Version="1.11.0" />
     <ProjectReference Include="..\CloudNative.CloudEvents\CloudNative.CloudEvents.csproj" />
   </ItemGroup>