Remove django-import-export #16357

Job	Run time
Build - UI Platform	1m 54s
Filter	5s
Style [pre-commit]	27s
Tests - Migrations [PostgreSQL]	27m 15s
Tests - Full Migration [SQLite]	3m 0s
Style [Documentation]	46s
Tests - API Schema Documentation	4m 40s
Tests - DB [PostgreSQL]	14m 13s
Tests - Platform UI	25m 8s
Tests - DB [SQLite] + Coverage 3.9	13m 23s
Tests - DB [MySQL]	13m 16s
Tests - inventree-python	5m 8s
Security [Zizmor]	29s
Push new schema	0s
	1h 49m 44s

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