[ci] Adjust check-runtime-migration job (#6107)

* [WIP][ci] Add node to check-runtime-migration job

* add image

* remove sscache from before_script

* add nodes

* restart pipeline

* restart pipeline2

* disable other jobs

* debug

* remove debug

* add ports

* restart pipeline

* restart pipeline

* restart pipeline

* try kusama first

* run polkadot 1st

* disable some jobs

* try command from command bot

* cargo run

* test passing variables

* run without condition

* adjust kusama and westend

* fix

* return jobs

* fix small nits

* split check-runtime-migration

Co-authored-by: parity-processbot <>