- delete waste import

Author: ZhangJiupeng

src/main/java/cc/gospy/core/fetcher/impl/HttpFetcher.java

@@ -43,6 +43,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import javax.activation.MimetypesFileTypeMap;
 import javax.net.ssl.SSLContext;
 import javax.net.ssl.TrustManager;
 import javax.net.ssl.X509TrustManager;