build(deps): bump sortpom-maven-plugin from 2.8.0 to 3.1.3

Bumps [sortpom-maven-plugin](https://github.com/Ekryd/sortpom) from 2.8.0 to 3.1.3.
- [Release notes](https://github.com/Ekryd/sortpom/releases)
- [Commits](Ekryd/sortpom@sortpom-parent-2.8.0...sortpom-parent-3.1.3)

---
updated-dependencies:
- dependency-name: com.github.ekryd.sortpom:sortpom-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

pom.xml

@@ -404,7 +404,7 @@
         <plugin>
           <groupId>io.takari</groupId>
           <artifactId>maven</artifactId>
-          <version>0.3.4</version>
+          <version>0.7.7</version>
         </plugin>
 
         <plugin>
@@ -647,7 +647,7 @@
       <plugin>
         <groupId>com.github.ekryd.sortpom</groupId>
         <artifactId>sortpom-maven-plugin</artifactId>
-        <version>2.8.0</version>
+        <version>3.1.3</version>
         <configuration>
           <keepBlankLines>true</keepBlankLines>
           <lineSeparator>\n</lineSeparator>