chore(deps): update dtolnay/rust-toolchain digest to c5a29dd

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
dtolnay/rust-toolchain	action	digest	a54c7af -> c5a29dd

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Benchmark for 40778f7

Click to view benchmark

Test	Base	PR	%
only_read/netgear_ax6100v2	2.5±0.00ms	2.5±0.00ms	0.00%
only_read/tplink_ax1800	6.5±0.00ms	6.5±0.01ms	0.00%
unsquashfs/full	10.9±0.19ms	10.8±0.24ms	-0.92%
unsquashfs/full-path-filter	7.6±0.18ms	7.4±0.09ms	-2.63%
unsquashfs/list	7.5±0.14ms	7.4±0.09ms	-1.33%
unsquashfs/list-path-filter	6.7±0.12ms	6.6±0.08ms	-1.49%
write_read/netgear_ax6100v2	1401.9±5.64ms	1398.7±5.55ms	-0.23%
write_read/tplink_ax1800	7.9±0.02s	8.0±0.05s	+1.27%