Adding check for isIndexed in text fields when generating field exists queries to avoid ISE when field is stored but not indexed or with doc_values#130531

pmpailis merged 5 commits intoelastic:mainelastic/elasticsearch:mainfrom

pmpailis:fix_for_ise_on_fieldsexistquery_on_textfieldspmpailis/elasticsearch:fix_for_ise_on_fieldsexistquery_on_textfieldsCopy head branch name to clipboard