feat(content): update the api

#### content:v2.1

The following keys were added:
- resources.merchantsupport.methods.triggeraction (Total Keys: 14)
- schemas.Action.properties.builtinUserInputAction.$ref (Total Keys: 1)
- schemas.ActionFlow (Total Keys: 9)
- schemas.ActionInput (Total Keys: 5)
- schemas.BuiltInUserInputAction (Total Keys: 5)
- schemas.Callout (Total Keys: 4)
- schemas.InputField (Total Keys: 25)
- schemas.InputValue (Total Keys: 15)
- schemas.RenderAccountIssuesRequestPayload.properties.userInputActionOption.type (Total Keys: 1)
- schemas.RenderProductIssuesRequestPayload.properties.userInputActionOption.type (Total Keys: 1)
- schemas.TextWithTooltip (Total Keys: 5)
- schemas.TriggerActionPayload (Total Keys: 4)
- schemas.TriggerActionResponse (Total Keys: 3)