Update devcontainer image: v1.0.0-alpha.14 #8695

Job	Run time
build	3m 15s
docs	2m 7s
cairofmt	7s
clippy	2m 24s
dojo-world-bindings-check	4m 11s
ensure-wasm	1m 35s
fmt	1m 16s
dojo-spawn-and-move-example-test	1m 39s
ensure-docker	8s
test-hurl	1m 49s
dojo-core-test	2m 53s
test	11m 33s
ensure-windows	10m 5s
	43m 2s

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