Merge branch 'docs-graphql-note' into 'master'

Remove experimental note from a description

See merge request gitlab-org/gitlab!59869

app/graphql/types/boards/board_issue_input_type.rb

@@ -8,10 +8,7 @@ module Types
       argument :not, NegatedBoardIssueInputType,
                required: false,
                prepare: ->(negated_args, ctx) { negated_args.to_h },
-               description: <<~MD
-                 List of negated arguments.
-                 Warning: this argument is experimental and a subject to change in future.
-               MD
+               description: 'List of negated arguments.'
 
       argument :search, GraphQL::STRING_TYPE,
                required: false,

doc/api/graphql/reference/index.md

@@ -14653,7 +14653,7 @@ Field that are available while modifying the custom mapping attributes for an HT
 | <a id="boardissueinputlabelname"></a>`labelName` | [`[String]`](#string) | Filter by label name. |
 | <a id="boardissueinputmilestonetitle"></a>`milestoneTitle` | [`String`](#string) | Filter by milestone title. |
 | <a id="boardissueinputmyreactionemoji"></a>`myReactionEmoji` | [`String`](#string) | Filter by reaction emoji applied by the current user. |
-| <a id="boardissueinputnot"></a>`not` | [`NegatedBoardIssueInput`](#negatedboardissueinput) | List of negated arguments. Warning: this argument is experimental and a subject to change in future. |
+| <a id="boardissueinputnot"></a>`not` | [`NegatedBoardIssueInput`](#negatedboardissueinput) | List of negated arguments. |
 | <a id="boardissueinputreleasetag"></a>`releaseTag` | [`String`](#string) | Filter by release tag. |
 | <a id="boardissueinputsearch"></a>`search` | [`String`](#string) | Search query for issue title or description. |
 | <a id="boardissueinputweight"></a>`weight` | [`String`](#string) | Filter by weight. |
@@ -14745,7 +14745,7 @@ Input type for DastSiteProfile authentication.
 | <a id="epicfiltersauthorusername"></a>`authorUsername` | [`String`](#string) | Filter by author username. |
 | <a id="epicfilterslabelname"></a>`labelName` | [`[String]`](#string) | Filter by label name. |
 | <a id="epicfiltersmyreactionemoji"></a>`myReactionEmoji` | [`String`](#string) | Filter by reaction emoji applied by the current user. |
-| <a id="epicfiltersnot"></a>`not` | [`NegatedEpicBoardIssueInput`](#negatedepicboardissueinput) | Negated epic arguments. Warning: this argument is experimental and a subject to change in the future. |
+| <a id="epicfiltersnot"></a>`not` | [`NegatedEpicBoardIssueInput`](#negatedepicboardissueinput) | Negated epic arguments. |
 | <a id="epicfilterssearch"></a>`search` | [`String`](#string) | Search query for epic title or description. |
 
 ### `EpicTreeNodeFieldsInputType`

ee/app/graphql/types/boards/board_epic_input_type.rb

@@ -10,10 +10,7 @@ module Types
 
       argument :not, NegatedEpicBoardIssueInputType,
                required: false,
-               description: <<~DESC
-                 Negated epic arguments.
-                 Warning: this argument is experimental and a subject to change in the future.
-               DESC
+               description: 'Negated epic arguments.'
 
       argument :search, GraphQL::STRING_TYPE,
                required: false,