Cleanup some oldAdd a new patches and rename the unicode one. written by s0600204, Move a Python-related environment variable inside `build.sh`replacing the use of `distutils` with `sysconfig` in the setup of the bundled virtualenv in SpiderMonkey.
Add a new patch adapted frompatch which is a portion of https://phabricator.services.mozilla.com/D130410, which fixes the `local` incorrect subfolder in the virtualenv environment. This should fix issuesfixing upstream's bug 1739486 on Fedora.
On Debian, there is a remainingThis fixes build issue with `site-packages` becoming `dist-packages` ones on recent Debian Testing (n and probably Unstable)Fedora. This is fixableconsistent with a hack which I will do in a separate patch after gettupstream's upcoming changes in ESR102 following input from Debian maintainersthe deprecation of `distutils`.
Refs #6676This cleans up some old SM patches; renames the unicode one; move a Python-related environment variable inside `build.sh`.