Distribute "service-apdex-threshold.yml" (#3976)

* Update pom.xml

Exclude "service-apdex-threshold.yml" from jar

* Add service-apdex-threshold.yml to the config folder of release jar

apm-dist/src/main/assembly/binary.xml

@@ -51,6 +51,7 @@
                 <include>component-libraries.yml</include>
                 <include>official_analysis.oal</include>
                 <include>gateways.yml</include>
+                <include>service-apdex-threshold.yml</include>
             </includes>
             <outputDirectory>/config</outputDirectory>
         </fileSet>

oap-server/server-bootstrap/pom.xml

@@ -226,9 +226,10 @@
                         <exclude>endpoint_naming_rules.properties</exclude>
                         <exclude>official_analysis.oal</exclude>
                         <exclude>gateways.yml</exclude>
+                        <exclude>service-apdex-threshold.yml</exclude>
                     </excludes>
                 </configuration>
             </plugin>
         </plugins>
     </build>
-</project>
\ No newline at end of file
+</project>