[DOCS] Add 7.17.1 release notes (#1917)

Author: jrodewig

docs/src/reference/asciidoc/appendix/release-notes/7.17.1.adoc

@@ -0,0 +1,7 @@
+[[eshadoop-7.17.1]]
+== Elasticsearch for Apache Hadoop version 7.17.1
+
+coming::[7.17.1]
+
+ES-Hadoop 7.17.1 is a version compatibility release, tested specifically against
+Elasticsearch 7.17.1.

docs/src/reference/asciidoc/appendix/release.adoc

@@ -9,6 +9,7 @@ This section summarizes the changes in each release.
 [[release-notes-7]]
 ===== 7.x
 
+* <<eshadoop-7.17.1>>
 * <<eshadoop-7.17.0>>
 * <<eshadoop-7.16.3>>
 * <<eshadoop-7.16.2>>
@@ -113,6 +114,7 @@ http://github.com/elastic/elasticsearch-hadoop/issues/XXX[#XXX]
 
 ////////////////////////
 
+include::release-notes/7.17.1.adoc[]
 include::release-notes/7.17.0.adoc[]
 include::release-notes/7.16.3.adoc[]
 include::release-notes/7.16.2.adoc[]