Changes to Create an invoice group

the email request property's maxLength was set to 320

added the new optional request property address/phoneNumber

added the optional property allOf[#/components/schemas/InvoiceGroupDetails]/billingAddress/phoneNumber to the response with the 200 status

added the new required request property email

added the new required request property name

removed the required property allOf[#/components/schemas/InvoiceGroupDetails]/gracePeriod from the response with the 200 status

removed the request property gracePeriod

added the required property allOf[#/components/schemas/InvoiceGroupDetails]/email to the response with the 200 status

added the required property allOf[#/components/schemas/InvoiceGroupDetails]/name to the response with the 200 status

added the required property allOf[subschema #2]/createdAt to the response with the 200 status

added the required property allOf[subschema #2]/updatedAt to the response with the 200 status

added the new required request property gracePeriod

removed the required property allOf[#/components/schemas/InvoiceGroupDetails]/email from the response with the 200 status

removed the required property allOf[#/components/schemas/InvoiceGroupDetails]/name from the response with the 200 status

removed the required property allOf[subschema #2]/createdAt from the response with the 200 status

removed the required property allOf[subschema #2]/updatedAt from the response with the 200 status

removed the request property address/phoneNumber

removed the request property email

removed the request property name

removed the optional property allOf[#/components/schemas/InvoiceGroupDetails]/billingAddress/phoneNumber from the response with the 200 status

added the required property allOf[#/components/schemas/InvoiceGroupDetails]/gracePeriod to the response with the 200 status