IBX-8378: [Tests] Fixed setting image field as searchable for tests #2053

Job	Run time
Solr integration tests (7.4)	13m 34s
Unit tests & SQLite integration tests (7.4)	9m 38s
Run code style check (8.0)	2m 39s
Solr integration tests (8.0)	13m 7s
Unit tests & SQLite integration tests (8.0)	9m 37s
Solr integration tests (8.1)	12m 41s
Unit tests & SQLite integration tests (8.1)	8m 48s
PostgreSQL integration tests (7.4)	22m 51s
PostgreSQL integration tests (8.0)	28m 12s
MySQL integration tests (7.4)	14m 40s
MySQL integration tests (8.0)	13m 6s
PostgreSQL integration tests (8.1)	25m 39s
MySQL integration tests (8.1)	14m 19s
	3h 8m 51s

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