CICD

use a single push_str #1962

Job	Run time
Style/cargo-deny	20s
Documentation/warnings (ubuntu-latest, feat_os_unix)	49s
Code Coverage (ubuntu-latest, unix, nightly)	51s
Code Coverage (macos-latest, macos, nightly)	44s
Style/deps (ubuntu-latest, feat_Tier1,feat_require_unix,feat_require_unix_utmpx)	30s
Dependencies (ubuntu-latest, feat_os_unix)	13s
Code Coverage (windows-latest, windows, nightly-x86_64-pc-windows-gnu)	44s
MinRustV (ubuntu-latest, feat_os_unix)	51s
Style/deps (macos-latest, feat_Tier1,feat_require_unix,feat_require_unix_utmpx)	47s
Style/deps (windows-latest, feat_os_windows)	20s
Build/Makefile	1s
Build	1s
Build/nightly	1s
Build/stable	1s
Binary sizes	1s
Tests/BusyBox test suite	1s
Tests/Toybox test suite	1s
	6m 16s

Provide feedback