build(deps): Bump spotless-maven-plugin from 2.22.5 to 2.22.6

Bumps [spotless-maven-plugin](https://github.com/diffplug/spotless) from 2.22.5 to 2.22.6.
- [Release notes](https://github.com/diffplug/spotless/releases)
- [Changelog](https://github.com/diffplug/spotless/blob/main/CHANGES.md)
- [Commits](diffplug/spotless@maven/2.22.5...maven/2.22.6)

---
updated-dependencies:
- dependency-name: com.diffplug.spotless:spotless-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -64,7 +64,7 @@
     <dependency.netty.version>4.1.77.Final</dependency.netty.version>
     <dependency.osgi.version>6.0.0</dependency.osgi.version>
     <dependency.proto.version>2.8.3</dependency.proto.version>
-    <dependency.protobuf.version>3.21.0</dependency.protobuf.version>
+    <dependency.protobuf.version>3.21.1</dependency.protobuf.version>
     <dependency.revapi.version>0.26.1</dependency.revapi.version>
     <dependency.scala.version>2.13.8</dependency.scala.version>
     <dependency.slf4j.version>1.7.36</dependency.slf4j.version>
@@ -93,12 +93,12 @@
     <plugin.version.maven-enforcer>3.0.0</plugin.version.maven-enforcer>
     <plugin.version.os-maven>1.7.0</plugin.version.os-maven>
     <plugin.version.revapi>0.14.6</plugin.version.revapi>
-    <plugin.version.spotless>2.22.5</plugin.version.spotless>
+    <plugin.version.spotless>2.22.6</plugin.version.spotless>
     <plugin.version.surefire>3.0.0-M6</plugin.version.surefire>
 
     <skipChecks>false</skipChecks>
 
-    <version.grpc>1.46.0</version.grpc>
+    <version.grpc>1.47.0</version.grpc>
     <version.java>17</version.java>
     <version.protobuf>3.19.4</version.protobuf>
   </properties>