[TEST] Porting e2e_tests/test_1_images to robot_tests

[albinsun]

What's the test to develop? Please describe

Porting test_1_images in pytest to robot

Prerequisite and dependency of test

• Existed pytest suite
  • harvester_e2e_tests/integrations/test_1_images.py

Describe the items of the test development (DoD, definition of done) you'd like

• TestBackendImages
• TestImageWithStorageNetwork
• TestImageEnhancements

Additional context