Upgrade git-commit-id-maven-plugin 7.0.0 -> 8.0.0 (#1067)

See:
- https://github.com/git-commit-id/git-commit-id-maven-plugin/releases/tag/v8.0.0
- git-commit-id/git-commit-id-maven-plugin@v7.0.0...v8.0.0

pom.xml

@@ -624,7 +624,7 @@
                 <plugin>
                     <groupId>io.github.git-commit-id</groupId>
                     <artifactId>git-commit-id-maven-plugin</artifactId>
-                    <version>7.0.0</version>
+                    <version>8.0.0</version>
                     <configuration>
                         <injectAllReactorProjects>true</injectAllReactorProjects>
                         <runOnlyOnce>true</runOnlyOnce>