Ignore spotbugs in the legacy module

commons-math-legacy/pom.xml

@@ -140,6 +140,16 @@
           <rerunFailingTestsCount>5</rerunFailingTestsCount>
         </configuration>
       </plugin>
+      <!-- Ignore spotbugs in the legacy module.
+           New development will move code to a new package and should address issues. -->
+      <plugin>
+        <groupId>com.github.spotbugs</groupId>
+        <artifactId>spotbugs-maven-plugin</artifactId>
+        <version>${commons.spotbugs.version}</version>
+        <configuration>
+          <skip>true</skip>
+        </configuration>
+      </plugin>
     </plugins>
   </build>