Bump the maven-dependencies group with 2 updates

Bumps the maven-dependencies group with 2 updates: [org.apache.maven.plugins:maven-javadoc-plugin](https://github.com/apache/maven-javadoc-plugin) and org.sonatype.plugins:nexus-staging-maven-plugin.


Updates `org.apache.maven.plugins:maven-javadoc-plugin` from 3.6.3 to 3.7.0
- [Release notes](https://github.com/apache/maven-javadoc-plugin/releases)
- [Commits](apache/maven-javadoc-plugin@maven-javadoc-plugin-3.6.3...maven-javadoc-plugin-3.7.0)

Updates `org.sonatype.plugins:nexus-staging-maven-plugin` from 1.6.13 to 1.7.0

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-javadoc-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: maven-dependencies
- dependency-name: org.sonatype.plugins:nexus-staging-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: maven-dependencies
...

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

pom.xml

@@ -102,7 +102,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-javadoc-plugin</artifactId>
-        <version>3.6.3</version>
+        <version>3.7.0</version>
         <executions>
           <execution>
             <id>attach-javadocs</id>
@@ -129,7 +129,7 @@
       <plugin>
         <groupId>org.sonatype.plugins</groupId>
         <artifactId>nexus-staging-maven-plugin</artifactId>
-        <version>1.6.13</version>
+        <version>1.7.0</version>
         <extensions>true</extensions>
         <configuration>
            <serverId>ossrh</serverId>