docs: migrate guides to TSDoc references (#6100)

www/apps/docs/content/references/services/classes/services.CustomerGroupService.mdx

@@ -44,8 +44,6 @@ Add a batch of customers to a customer group at once
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[CustomerGroup](../../entities/classes/entities.CustomerGroup.mdx)&#62;","optional":false,"defaultValue":"","description":"the customer group after insertion","expandable":false,"children":[]}]} />
 
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 ### atomicPhase\_
 
 Wraps some work within a transactional block. If the service already has
@@ -64,8 +62,6 @@ transaction manager is created.
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;TResult&#62;","optional":false,"defaultValue":"","description":"the result of the transactional work","expandable":false,"children":[]}]} />
 
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 ### create
 
 Creates a customer group with the provided data.
@@ -78,8 +74,6 @@ Creates a customer group with the provided data.
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[CustomerGroup](../../entities/classes/entities.CustomerGroup.mdx)&#62;","optional":false,"defaultValue":"","description":"the result of the create operation","expandable":false,"children":[]}]} />
 
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 ### delete
 
 Remove customer group
@@ -92,8 +86,6 @@ Remove customer group
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;void&#62;","optional":false,"defaultValue":"","description":"a promise","expandable":false,"children":[]}]} />
 
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 ### handleCreationFail
 
 #### Parameters
@@ -104,8 +96,6 @@ ___
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;never&#62;","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} />
 
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 ### list
 
 List customer groups.
@@ -118,8 +108,6 @@ List customer groups.
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[CustomerGroup](../../entities/classes/entities.CustomerGroup.mdx)[]&#62;","optional":false,"defaultValue":"","description":"the result of the find operation","expandable":false,"children":[]}]} />
 
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 ### listAndCount
 
 Retrieve a list of customer groups and total count of records that match the query.
@@ -132,8 +120,6 @@ Retrieve a list of customer groups and total count of records that match the que
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[[CustomerGroup](../../entities/classes/entities.CustomerGroup.mdx)[], number]&#62;","optional":false,"defaultValue":"","description":"the result of the find operation","expandable":false,"children":[]}]} />
 
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 ### removeCustomer
 
 Remove list of customers from a customergroup
@@ -146,8 +132,6 @@ Remove list of customers from a customergroup
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[CustomerGroup](../../entities/classes/entities.CustomerGroup.mdx)&#62;","optional":false,"defaultValue":"","description":"the customergroup with the provided id","expandable":false,"children":[]}]} />
 
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 ### retrieve
 
 #### Parameters
@@ -158,8 +142,6 @@ ___
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[CustomerGroup](../../entities/classes/entities.CustomerGroup.mdx)&#62;","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} />
 
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 ### shouldRetryTransaction\_
 
 #### Parameters
@@ -170,8 +152,6 @@ ___
 
 <ParameterTypes parameters={[{"name":"boolean","type":"`boolean`","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} />
 
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 ### update
 
 Update a customer group.
@@ -184,8 +164,6 @@ Update a customer group.
 
 <ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[CustomerGroup](../../entities/classes/entities.CustomerGroup.mdx)&#62;","optional":false,"defaultValue":"","description":"resulting customer group","expandable":false,"children":[]}]} />
 
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 ### withTransaction
 
 #### Parameters