dependency: bump org.sonatype.plugins:nexus-staging-maven-plugin

Bumps org.sonatype.plugins:nexus-staging-maven-plugin from 1.6.8 to 1.7.0.

---
updated-dependencies:
- dependency-name: org.sonatype.plugins:nexus-staging-maven-plugin
  dependency-version: 1.7.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pom.xml

@@ -141,7 +141,7 @@
       <plugin>
         <groupId>org.sonatype.plugins</groupId>
         <artifactId>nexus-staging-maven-plugin</artifactId>
-        <version>1.6.8</version>
+        <version>1.7.0</version>
         <extensions>true</extensions>
         <configuration>
           <!-- serverId is ID of a <server> section from Maven's settings.xml