process: patch more process properties during pre-execution

process: delay process.argv[0] and process.argv0 handling

Since these depends on process runtime states, delay them until pre-execution.

process: create legacy process properties during pre-execution

Shim legacy process object properties of CLI options during pre-execution instead of serializing them during bootstrap.

Checklist

• make -j4 test (UNIX), or vcbuild test (Windows) passes
• commit message follows commit guidelines