next: Replace python/stage_1 symlink with file
next: Replace python/stage_1 symlink with file

Prepare for further changes that should only apply to AT next.

Signed-off-by: Matheus Castanho <531577e2ea6a1eef9cdabce582a2b074021a1180@linux.ibm.com>

advancetoolchain/advance-toolchain,advancetoolchain/advance-toolchain,advancetoolchain/advance-toolchain,advancetoolchain/advance-toolchain,advancetoolchain/advance-toolchain,advancetoolchain/advance-toolchain