feat: add support for `Cairo 2.6` #6106

Job	Run time
clippy	1m 9s
docs	1m 10s
cairofmt	3s
dojo-core-test	1m 9s
dojo-spawn-and-move-example-test	1m 8s
dojo-world-bindings-check	1m 40s
ensure-wasm	1m 9s
ensure-windows	1m 5s
fmt	1m 38s
test	41s
test-hurl	1m 21s
	12m 13s

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