gh-127036: Update `importlib.util._LazyModule.__getattribute__` to special-case requests for `__spec__`#127038

Sachaa-Thanasius wants to merge 7 commits intopython:mainpython/cpython:mainfrom

Sachaa-Thanasius:allow-lazymodule-spec-without-full-loadSachaa-Thanasius/cpython:allow-lazymodule-spec-without-full-loadCopy head branch name to clipboard