CICD

rustup: add the missing + in the install #55

Job	Run time
Style/cargo-deny	18s
Code Coverage (ubuntu-latest, unix)	15s
Dependencies (ubuntu-latest, feat_os_unix)	21s
Code Coverage (macos-latest, macos)	22s
Documentation/warnings (ubuntu-latest, feat_os_unix)	51s
Code Coverage (windows-latest, windows)	1m 23s
MinRustV (ubuntu-latest, feat_os_unix)	4m 47s
Style/deps (ubuntu-latest, feat_Tier1,feat_require_unix,feat_require_unix_utmpx)	6m 0s
Style/format (ubuntu-latest, feat_os_unix)	12s
Style/deps (macos-latest, feat_Tier1,feat_require_unix,feat_require_unix_utmpx)	6m 6s
Style/deps (windows-latest, feat_os_windows)	13m 22s
Style/lint (ubuntu-latest, feat_os_unix)	23s
Style/spelling (ubuntu-latest, feat_os_unix)	1m 15s
Style/lint (macos-latest, feat_os_macos)	26s
Style/lint (windows-latest, feat_os_windows)	1m 37s
Build/Makefile	0s
Build/nightly	0s
Build	0s
Build/stable	0s
Binary sizes	0s
Test Android builds	0s
Tests/BusyBox test suite	0s
Tests/Toybox test suite	0s
Tests/FreeBSD test suite	0s
	37m 38s

Provide feedback