Add release notes for 8.0.8 (#7465) (#7483)

Co-authored-by: Steve Gordon <[email protected]>

Author: github-actions[bot]

docs/release-notes/release-notes-8.0.8.asciidoc

@@ -0,0 +1,8 @@
+[[release-notes-8.0.8]]
+== Release notes v8.0.8
+
+[discrete]
+=== Bug fixes
+
+- https://github.com/elastic/elasticsearch-net/pull/7446[#7446] Fix byte properties in index stats types. (issue: https://github.com/elastic/elasticsearch-net/issues/7445[#7445])
+- https://github.com/elastic/elasticsearch-net/pull/7456[#7456] Fix CompletionSuggester based on spec fixes. (issue: https://github.com/elastic/elasticsearch-net/issues/7454[#7454])

docs/release-notes/release-notes.asciidoc

@@ -6,6 +6,7 @@
 [discrete]
 == Version 8.0
 
+* <<release-notes-8.0.8,Release notes v8.0.8>>
 * <<release-notes-8.0.7,Release notes v8.0.7>>
 * <<release-notes-8.0.6,Release notes v8.0.6>>
 * <<release-notes-8.0.5,Release notes v8.0.5>>
@@ -16,6 +17,7 @@
 * <<release-notes-8.0.0,Release notes v8.0.0>>
 
 include::breaking-change-policy.asciidoc[]
+include::release-notes-8.0.8.asciidoc[]
 include::release-notes-8.0.7.asciidoc[]
 include::release-notes-8.0.6.asciidoc[]
 include::release-notes-8.0.5.asciidoc[]