Feature/lan switch interconnect

Update Switch product, add LAN Switch interconnect product and add workflows with unit tests accordingly

requested review from @neda.moeini

assigned to @Aleksandr.Kurbatov

added 21 commits

• cdde4621...94d3d6f9 - 7 commits from branch develop
• 94d3d6f9...c8636145 - 4 earlier commits
• d597699f - Add validate_switch workflow and migration
• 8091226c - Update product models for Switch, PoP VLAN, and LAN Switch Interconnect
• 182e4ac4 - Add switch fixture and unit test for lan interconnect product
• 0d8cb962 - Update LSO interactions in switch creation workflow
• ac4e09d4 - Update unit test for LAN switch interconnect creation
• 4555f920 - Add workflows for Switch and LAN switch interconnect: create, import, terminate, validate, modify
• cd456fc8 - Add unit tests for switch workflows
• 2c046071 - Add unit tests for LAN Switch Interconnect
• 5b640cf3 - Add unit test for router update Kentik license workflow
• 4d2bb7ac - Add summary pages to switch and lan switch interconnect creation

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added 2 commits

• 805236d9 - incremented version for next development iteration
• 2c025ab4 - Changelog for the version 2.22

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approved this merge request

added 18 commits

• 2c025ab4...4e26ec68 - 4 commits from branch develop
• 4e26ec68...e578228f - 4 earlier commits
• 3c98b24d - Add validate_switch workflow and migration
• 8231c78d - Update product models for Switch, PoP VLAN, and LAN Switch Interconnect
• 309c7a8a - Add switch fixture and unit test for lan interconnect product
• 7e0ec004 - Update LSO interactions in switch creation workflow
• aa3c5621 - Update unit test for LAN switch interconnect creation
• 82268d29 - Add workflows for Switch and LAN switch interconnect: create, import, terminate, validate, modify
• 54a9a0d1 - Add unit tests for switch workflows
• 5881e93f - Add unit tests for LAN Switch Interconnect
• 7ecbbf8d - Add unit test for router update Kentik license workflow
• 03de2b9e - Add summary pages to switch and lan switch interconnect creation

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@karel.vanklink Could you update the docs as well? Well done! Huge MR

added 1 commit

• 76438984 - Add documentation for workflows

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enabled an automatic merge when all merge checks for 76438984 pass

merged