doc: add steps about signing the binary in single-executable docs#46764

RaisinTen wants to merge 2 commits intonodejs:mainnodejs/node:mainfrom

RaisinTen:doc-add-steps-about-signing-the-binary-in-single-executable-docsRaisinTen/node:doc-add-steps-about-signing-the-binary-in-single-executable-docsCopy head branch name to clipboard