Bump org.apache.avro:avro in /kafka-streams-samples/kafka-streams-avro

Bumps org.apache.avro:avro from 1.8.2 to 1.11.3.

---
updated-dependencies:
- dependency-name: org.apache.avro:avro
  dependency-type: direct:production
...

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Author: dependabot[bot]

kafka-streams-samples/kafka-streams-avro/pom.xml

@@ -17,7 +17,7 @@
 		<java.version>8</java.version>
 		<spring-cloud.version>2020.0.2</spring-cloud.version>
 		<confluent.version>5.2.0</confluent.version>
-		<avro.version>1.8.2</avro.version>
+		<avro.version>1.11.3</avro.version>
 	</properties>
 	<dependencies>
 		<dependency>