Changes

Summary

1. ci: Add cross builds (details)
2. ci: Use env for native TARGET_WORKSPACE (details)
3. env.sh: Add ns-clone option to take a branch name (details)
4. ci: Clone same branch for deps if available (details)
5. ci: cross: Dump toolchain testament into log (details)

Commit 6ebb370a86c8f0bb1bc8fce10adb85fc1776f37f by Michael Drake ci: Add cross builds
	.github/workflows/build.yaml (diff)
Commit a04f2c154ba95bcd2857fb41127b3ea02b3c2d87 by Michael Drake ci: Use env for native TARGET_WORKSPACE
	.github/workflows/build.yaml (diff)
Commit 71a683438dfa8960204c693fe795b834a7ccf963 by Michael Drake env.sh: Add ns-clone option to take a branch name
	docs/env.sh (diff)
Commit 7bf6f8d0a22920e162e43234dc5b280024fc82e6 by Michael Drake ci: Clone same branch for deps if available
	.github/workflows/build.yaml (diff)
	.github/workflows/monkey-test.yaml (diff)
	.github/workflows/static-analysis.yaml (diff)
Commit b8630492eae3b14ea3a9cd5c615767077e261f56 by Michael Drake ci: cross: Dump toolchain testament into log
	.github/workflows/build.yaml (diff)