upgraded to polkadot-v0.9.36 (#128)

* upgraded to polkadot-v0.9.36

* Fix formatting issue

* minor refactoring

* Fix for XCM simulator

* Fix XCM tests

* fix: update weights (#129)

Latest weights copied from actual runtimes to simulate weights as realistically as possible.

* test: update fees (#130)

Fees appear to have gone up 10x with recent version updates.

---------

Co-authored-by: Frank Bell <[email protected]>