build

chore: Bump Rust version to 1.81 #379

Job	Run time
script-test	5s
nix-check	58s
build (ubuntu-latest, holochain, hc, hc-run-local-services, hc-sandbox, hcterm)	22m 53s
build (ubuntu-latest, lair-keystore)	6m 32s
build (ubuntu-latest, hc-launch)	16m 37s
build (ubuntu-latest, hc-scaffold)	9m 48s
build (macos-latest, holochain, hc, hc-run-local-services, hc-sandbox, hcterm)	29m 1s
build (macos-latest, lair-keystore)	5m 41s
build (macos-latest, hc-launch)	12m 13s
build (macos-latest, hc-scaffold)	13m 6s
build (macos-13, holochain, hc, hc-run-local-services, hc-sandbox, hcterm)	40m 40s
build (macos-13, lair-keystore)	14m 48s
build (macos-13, hc-launch)	27m 59s
build (macos-13, hc-scaffold)	22m 21s
template (default)	1h 12m 20s
template (custom)	1h 6m 10s
template (rust-stable)	1h 7m 57s
	7h 9m 9s

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