Bump com.github.spotbugs:spotbugs-maven-plugin from 4.9.6.0 to 4.9.8.1

Author: dependabot[bot]

pom.xml

@@ -187,7 +187,7 @@
       <plugin>
         <groupId>com.github.spotbugs</groupId>
         <artifactId>spotbugs-maven-plugin</artifactId>
-        <version>4.9.6.0</version>
+        <version>4.9.8.1</version>
       </plugin>
       <!--suppress MavenModelInspection -->
       <plugin>