PluginNotFoundException on install

Problem/Motivation

Site bombs on install of site_manager module (which depends on site module)

Steps to reproduce

Install the module on a fresh minimal Drupal installation (I'm using 9.5.11)

Proposed resolution

Add the missing dependency.

From syslog:

Uncaught PHP Exception Drupal\Component\Plugin\Exception\PluginNotFoundException: "The "field_item:list_integer" plugin does not exist. Valid plugin IDs for Drupal\Core\TypedData\TypedDataManager are: filter_format, entity_reference, entity, entity:block, entity:field_storage_config, entity:field_config, entity:filter_format, entity:node, entity:node_type, entity:path_alias, entity:rest_resource_config, entity:drupal_project, entity:project, entity:project_type, entity:site, entity:site_type, entity:drupal_project_type, entity:action, entity:menu, entity:user, entity:user_role, entity:view, entity:entity_view_display, entity:entity_form_mode, entity:entity_form_display, entity:entity_view_mode, entity:date_format, entity:base_field_override, field_item:site_property, field_item:text_with_summary, field_item:text_long, field_item:text, field_item:boolean, field_item:float, field_item:uuid, field_item:created, field_item:email, field_item:uri, field_item:string_long, field_item:language, field_item:map, field_item:string, field_item:integer, field_item:changed, field_item:password, field_item:entity_reference, field_item:decimal, field_item:timestamp, list, any, language, language_reference, integer, uri, duration_iso8601, boolean, datetime_iso8601, timespan, binary, email, map, string, timestamp, float" at /var/aegir/platforms/THE_PLATFORM/web/core/lib/Drupal/Component/Plugin/Discovery/DiscoveryTrait.php line 53