Revert "[lldb/Plugins] Add ScriptedProcess Process Plugin"

This reverts commit dd391e1ef762d79f86112dc2480a89c9be066ce1.

This patch causes 17 LLDB test regressions on Fedora 33 (x86-64).

GitOrigin-RevId: 952bc6c92e21414bcafa6bd85bce0e7f79ddc856
8 files changed