bump channel #555

Job	Run time
act-support (ubuntu-latest)	1m 0s
custom-nix-path (ubuntu-latest)	6s
extra-nix-config (ubuntu-latest)	9s
custom-nix-path (macos-latest)	31s
flakes (ubuntu-latest)	55s
custom-nix-path (macos-13)	45s
installer-options (ubuntu-latest)	8s
flakes (macos-latest)	2m 8s
extra-nix-config (macos-latest)	32s
installer-options (macos-13)	12s
flakes (macos-13)	5m 32s
extra-nix-config (macos-13)	36s
oldest-supported-installer (ubuntu-latest)	8s
simple-build (ubuntu-latest)	11s
oldest-supported-installer (macos-latest)	29s
simple-build (macos-latest)	35s
oldest-supported-installer (macos-13)	47s
simple-build (macos-13)	48s
	15m 32s

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