[SIEM] Add DNS enrichment to system/socket dataset

CHANGELOG.next.asciidoc

@@ -283,6 +283,7 @@ https://github.com/elastic/beats/compare/v7.0.0-alpha2...master[Check the HEAD d
 - Process: Add file hash of process executable. {pull}11722[11722]
 - Socket: Add network.transport and network.community_id. {pull}12231[12231]
 - Host: Fill top-level host fields. {pull}12259[12259]
+- Socket: Add DNS enrichment. {pull}14004[14004]
 
 *Filebeat*
 

NOTICE.txt

@@ -2002,6 +2002,41 @@ License type (autodetected): Apache-2.0
 Apache License 2.0
 
 
+--------------------------------------------------------------------
+Dependency: github.com/google/gopacket
+Revision: 0ad7f2610e344e58c1c95e2adda5c3258da8e97b
+License type (autodetected): BSD-3-Clause
+./vendor/github.com/google/gopacket/LICENSE:
+--------------------------------------------------------------------
+Copyright (c) 2012 Google, Inc. All rights reserved.
+Copyright (c) 2009-2011 Andreas Krennmair. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   * Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+   * Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the following disclaimer
+in the documentation and/or other materials provided with the
+distribution.
+   * Neither the name of Andreas Krennmair, Google, nor the names of its
+contributors may be used to endorse or promote products derived from
+this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
 --------------------------------------------------------------------
 Dependency: github.com/google/uuid
 Revision: 281f560d28af7174109514e936f94c2ab2cb2823