Add pom exclude license file dir. (#4217)
Add pom exclude license file dir. (#4217)

* add exclude licene file dir.

* update comment.

* update pom exclude dir.

* update comment.

Co-authored-by: kezhenxu94 <62e3aa08d9dc4fa0417fcb04901dd2fd0cf40934@163.com>
Co-authored-by: 吴晟 Wu Sheng <68a3242e186709d17f336804861ef8db5265f4bc@foxmail.com>

ascrutae/sky-walking,apache/skywalking,apache/skywalking,apache/skywalking,ascrutae/sky-walking,ascrutae/sky-walking,apache/skywalking,OpenSkywalking/skywalking,ascrutae/sky-walking,OpenSkywalking/skywalking,apache/skywalking,apache/skywalking,apache/skywalking