[DOCS] Remove added admons (#69452) (#69454)

Author: jrodewig

docs/java-rest/high-level/index.asciidoc

@@ -5,7 +5,6 @@
 
 [partintro]
 --
-added[6.0.0-beta1]
 
 The Java High Level REST Client works on top of the Java Low Level REST client.
 Its main goal is to expose API specific methods, that accept request objects as

docs/reference/cluster/state.asciidoc

@@ -41,7 +41,7 @@ The response provides the cluster state itself, which can be filtered to only
 retrieve the parts of interest as described below.
 
 The cluster's `cluster_uuid` is also returned as part of the top-level response,
-in addition to the `metadata` section. added[6.4.0]
+in addition to the `metadata` section.
 
 NOTE: While the cluster is still forming, it is possible for the `cluster_uuid`
       to be `_na_` as well as the cluster state's version to be `-1`.

docs/reference/mapping/fields/ignored-field.asciidoc

@@ -1,8 +1,6 @@
 [[mapping-ignored-field]]
 === `_ignored` field
 
-added[6.4.0]
-
 The `_ignored` field indexes and stores the names of every field in a document
 that has been ignored because it was malformed and
 <<ignore-malformed,`ignore_malformed`>> was turned on.