TIKA-4504: add exclusions

Author: THausherr

tika-detectors/tika-detector-siegfried/pom.xml

@@ -75,6 +75,15 @@
                 </excludes>
             </configuration>
         </plugin>
+      <plugin>
+        <groupId>org.apache.rat</groupId>
+        <artifactId>apache-rat-plugin</artifactId>
+        <configuration>
+          <excludes>
+            <exclude>src/test/resources/test-documents/testPDF.pdf</exclude>
+          </excludes>
+        </configuration>
+      </plugin>
       <plugin>
         <artifactId>maven-shade-plugin</artifactId>
         <executions>