Expanding Unstructured loader to take server file inputs, more file types, and API parameters

[mieslep]

Depends on https://github.com/langflow-ai/langflow/pull/4731/files

[codspeed-hq]

CodSpeed Performance Report

Merging #4738 will degrade performances by 35.21%

_{Comparing mieslep:phil/unstructured-alt-input (cfd9c60) with main (8e55a0e)}

Summary

⚡ 1 improvements
❌ 1 regressions
✅ 13 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	main	mieslep:phil/unstructured-alt-input	Change
⚡	test_successful_run_with_input_type_any	232 ms	175.7 ms	+32.01%
❌	test_successful_run_with_output_type_debug	141.1 ms	217.7 ms	-35.21%