ci: remove usage of self-hosted runners #4948

Job	Run time
Build	3m 21s
Test example js-libp2p-example-browser-pubsub	4m 29s
Test example js-libp2p-example-chat	3m 11s
Test example js-libp2p-example-circuit-relay	3m 1s
Test example js-libp2p-example-custom-protocols	3m 5s
Test example js-libp2p-example-connection-encryption	2m 59s
Test example js-libp2p-example-protocol-and-stream-muxing	1m 7s
Test example js-libp2p-example-pnet	1m 26s
Test example js-libp2p-example-peer-and-content-routing	2m 25s
Test example js-libp2p-example-delegated-routing	4m 12s
Test example js-libp2p-example-pubsub	3m 32s
Test example js-libp2p-example-webrtc-private-to-private	4m 27s
Test example js-libp2p-example-transports	3m 42s
Test example js-libp2p-example-webrtc-private-to-public	2m 17s
Test example js-libp2p-example-discovery-mechanisms	3m 13s
	46m 27s

Provide feedback