chore: [DevOps] bump the plugins group with 4 updates (#473)

Bumps the plugins group with 4 updates: com.sap.cloud.sdk:sdk-bom, com.sap.cloud.sdk.datamodel:openapi-generator-maven-plugin, [org.codehaus.mojo:license-maven-plugin](https://github.com/mojohaus/license-maven-plugin) and [org.sonatype.central:central-publishing-maven-plugin](https://github.com/sonatype/central-publishing-maven-plugin).


Updates `com.sap.cloud.sdk:sdk-bom` from 5.19.0 to 5.20.0

Updates `com.sap.cloud.sdk.datamodel:openapi-generator-maven-plugin` from 5.19.0 to 5.20.0

Updates `org.codehaus.mojo:license-maven-plugin` from 2.5.0 to 2.6.0
- [Release notes](https://github.com/mojohaus/license-maven-plugin/releases)
- [Commits](mojohaus/license-maven-plugin@2.5.0...2.6.0)

Updates `org.sonatype.central:central-publishing-maven-plugin` from 0.7.0 to 0.8.0
- [Commits](https://github.com/sonatype/central-publishing-maven-plugin/commits)

---
updated-dependencies:
- dependency-name: com.sap.cloud.sdk:sdk-bom
  dependency-version: 5.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: plugins
- dependency-name: com.sap.cloud.sdk.datamodel:openapi-generator-maven-plugin
  dependency-version: 5.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: plugins
- dependency-name: org.codehaus.mojo:license-maven-plugin
  dependency-version: 2.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: plugins
- dependency-name: org.sonatype.central:central-publishing-maven-plugin
  dependency-version: 0.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: plugins
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pom.xml

@@ -58,7 +58,7 @@
     <maven.compiler.proc>full</maven.compiler.proc>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.build.outputTimestamp>2025-04-03T13:23:00Z</project.build.outputTimestamp>
-    <cloud-sdk.version>5.19.0</cloud-sdk.version>
+    <cloud-sdk.version>5.20.0</cloud-sdk.version>
     <junit-jupiter.version>5.13.1</junit-jupiter.version>
     <wiremock.version>3.13.1</wiremock.version>
     <assertj-core.version>3.27.3</assertj-core.version>
@@ -511,7 +511,7 @@
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>license-maven-plugin</artifactId>
-        <version>2.5.0</version>
+        <version>2.6.0</version>
         <configuration>
           <acceptPomPackaging>true</acceptPomPackaging>
           <licenseName>apache_v2</licenseName>
@@ -934,7 +934,7 @@ https://gitbox.apache.org/repos/asf?p=maven-pmd-plugin.git;a=blob_plain;f=src/ma
             <plugin>
               <groupId>org.sonatype.central</groupId>
               <artifactId>central-publishing-maven-plugin</artifactId>
-              <version>0.7.0</version>
+              <version>0.8.0</version>
               <extensions>true</extensions>
               <configuration>
                 <deploymentName>SAP AI SDK ${project.version}</deploymentName>