Add missing __future__ imports (#11567)

Add missing __future__ imports.

plugins/callback/loganalytics_ingestion.py

@@ -3,6 +3,8 @@
 # GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+from __future__ import annotations
+
 DOCUMENTATION = """
 name: loganalytics_ingestion
 type: notification

plugins/filter/accumulate.py

@@ -2,6 +2,8 @@
 # GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+from __future__ import annotations
+
 DOCUMENTATION = r"""
 name: accumulate
 short_description: Produce a list of accumulated sums of the input list contents

plugins/lookup/binary_file.py

@@ -3,6 +3,8 @@
 # GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+from __future__ import annotations
+
 DOCUMENTATION = r"""
 name: binary_file
 author: Felix Fontein (@felixfontein)

plugins/modules/kea_command.py

@@ -4,6 +4,7 @@
 # Copyright © Thorsten Glaser <tglaser@b1-systems.de>
 # GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
 
+from __future__ import annotations
 
 DOCUMENTATION = r"""
 ---

plugins/plugin_utils/_tags.py

@@ -5,6 +5,8 @@
 # Note that this module util is **PRIVATE** to the collection. It can have breaking changes at any time.
 # Do not use this from other collections or standalone plugins/modules!
 
+from __future__ import annotations
+
 import typing as t
 from collections.abc import Mapping, Set