[FEATURE] Add target index settings to Create Rollup form

[MrChaos1993]

Is your feature request related to a problem?
It is not possible to setup settings for index created while rollup.

What solution would you like?
Add form with advanced index settings to first step rollup create form, right after target index selector.

What alternatives have you considered?
Only one alternative way is to create index before rollup.

Do you have any additional context?
opensearch-project/index-management#1376
opensearch-project/documentation-website#9269
opensearch-project/opensearch-api-specification#822