Add sanic plugin (#5896)

https://github.com/apache/skywalking-python/pull/91

oap-server/server-bootstrap/src/main/resources/component-libraries.yml

@@ -470,6 +470,9 @@ Tornado:
 Urllib3:
   id: 7006
   languages: Python
+Sanic:
+  id: 7007
+  languages: Python
 
 # PHP components
 # [8000, 9000) for PHP agent
@@ -541,4 +544,4 @@ Component-Server-Mappings:
   Predis: Redis
   PyMysql: Mysql
   spring-kafka-consumer: kafka-consumer
-  mssql-jdbc-driver: SqlServer
+  mssql-jdbc-driver: SqlServer
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