Bump org.sonatype.plugins:nexus-staging-maven-plugin from 1.6.13 to 1.7.0 (#221)

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Author: dependabot[bot]

pom.xml

@@ -28,7 +28,7 @@
                     <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>