build: determine electron version from tags not files (#36136)

* build: determine electron version from tags not files (#36106)

* build: determine electron version from tags not files

* build: make electron_version dependent on packed-refs and git HEAD

* build: do not delete electron/.git

* build: do not revert a commit we didn't make

* build: gen version file instead of just writing it

* build: update cache and ninja targets

* build: copy resource.h to generated electron.rc

* build: electron_win32_resources should be public deps

* build: also copy the icon

Co-authored-by: MarshallOfSound <marshallofsound@electronjs.org>

* chore: fixup patches

* chore: update patches

* build: ensure get-version runs in the electron git checkout (#36128)

* build: strip v in the getElectronVersion helper

* build: use npm@7 for npm view command

Co-authored-by: Samuel Attard <sam@electronjs.org>
Co-authored-by: MarshallOfSound <marshallofsound@electronjs.org>
Co-authored-by: PatchUp <73610968+patchup[bot]@users.noreply.github.com>
Co-authored-by: Samuel Attard <sattard@salesforce.com>