Run fulltext index alters one at at time

[janette]

[error]  SQLSTATE[HY000]: General error: 1795 InnoDB presently supports one FULLTEXT index creation at a time 

When defining multiple fulltext indexes in a data dictionary, user will get this error when running the post_import queue.

Describe your changes

Updating the buildAddIndexOptions method in the datastore/DataDictionary MySQLQuery class so that the fulltext indexes are split off for executing one at a time.

QA Steps

details: 22521

• Create a dictionary with some standard indexes and some fulltext indexes.
• Use the data dictionary 'reference' mode
• Create/Edit a dataset to use the dictionary you just created.
• Run the queues
• Confirm the queues run without error.
• Confirm the import dashboard concurs.
• Confirm the indexes on the datastore table align with the data dictionary.
• Confirm the data typing also aligns with the data dictionary.

Checklist before requesting review

If any of these are left unchecked, please provide an explanation

• I have updated or added tests to cover my code
• I have updated or added documentation

[rovcase]

Looks good here- as we talked about via huddle going to look into created a test for the catch before we merge.

[rovcase]

LGTM, thanks!