v0.15.42

ComponentArrays v0.15.42

Diff since v0.15.40

Merged pull requests:

• QA: run_qa v1.6 form + ExplicitImports (#387) (@ChrisRackauckas-Claude)
• Bump version to 0.15.41 (#389) (@ChrisRackauckas)
• Document public API docs coverage (#390) (@ChrisRackauckas-Claude)
• Make lu/qr of ComponentMatrix preserve the wrapper on factors (#391) (@ChrisRackauckas-Claude)