Revert "[intel/portage] fix speech-dispatcher USE flags for 0.7-"

This reverts commit e66f501db9cfb09f16bbacb51b17ceec710f7086.
Revert "[intel/portage] app-accessibility/speech-dispatcher -python"

This reverts commit de49f0ba329094ba1eb7c29ef2cef1034474c43e.

app-accessibility/orca needs USE=python