Bump org.apache.kafka:kafka-clients from 3.9.0 to 4.0.0 in /start

Bumps org.apache.kafka:kafka-clients from 3.9.0 to 4.0.0.

---
updated-dependencies:
- dependency-name: org.apache.kafka:kafka-clients
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Author: dependabot[bot]

start/inventory/pom.xml

@@ -54,7 +54,7 @@
         <dependency>
             <groupId>org.apache.kafka</groupId>
             <artifactId>kafka-clients</artifactId>
-            <version>3.9.0</version>
+            <version>4.0.0</version>
         </dependency>
 
         <dependency>

start/models/pom.xml

@@ -23,7 +23,7 @@
         <dependency>
             <groupId>org.apache.kafka</groupId>
             <artifactId>kafka-clients</artifactId>
-            <version>3.9.0</version>
+            <version>4.0.0</version>
             <scope>provided</scope>
         </dependency>
         <dependency>

start/system/pom.xml

@@ -50,7 +50,7 @@
         <dependency>
             <groupId>org.apache.kafka</groupId>
             <artifactId>kafka-clients</artifactId>
-            <version>3.9.0</version>
+            <version>4.0.0</version>
         </dependency>
         <dependency>
             <groupId>io.reactivex.rxjava3</groupId>