Bump pulsar-client from 2.3.1 to 2.7.5

Bumps [pulsar-client](https://github.com/apache/pulsar) from 2.3.1 to 2.7.5.
- [Release notes](https://github.com/apache/pulsar/releases)
- [Commits](apache/pulsar@v2.3.1...v2.7.5)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pom.xml

@@ -9,7 +9,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
-        <pulsar.version>2.3.1</pulsar.version>
+        <pulsar.version>2.7.5</pulsar.version>
         <testcontainers.version>1.17.6</testcontainers.version>
     </properties>