chore: bump io.github.ascopes:protobuf-maven-plugin from 5.1.8 to 5.1.9

Bumps [io.github.ascopes:protobuf-maven-plugin](https://github.com/ascopes/protobuf-maven-plugin) from 5.1.8 to 5.1.9.
- [Release notes](https://github.com/ascopes/protobuf-maven-plugin/releases)
- [Commits](ascopes/protobuf-maven-plugin@v5.1.8...v5.1.9)

---
updated-dependencies:
- dependency-name: io.github.ascopes:protobuf-maven-plugin
  dependency-version: 5.1.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -66,7 +66,7 @@
         <mutiny-zero.version>1.3.0</mutiny-zero.version>
         <os-maven-plugin.version>1.7.1</os-maven-plugin.version>
         <protobuf-java.version>4.35.0</protobuf-java.version>
-        <protobuf-maven-plugin.version>5.1.8</protobuf-maven-plugin.version>
+        <protobuf-maven-plugin.version>5.1.9</protobuf-maven-plugin.version>
         <quarkus.platform.version>3.39.2</quarkus.platform.version>
         <rest-assured.version>6.0.1</rest-assured.version>
         <slf4j.version>2.0.19</slf4j.version>