Use sys.executable instead of hardcoded python. fixes #1161
Use sys.executable instead of hardcoded python. fixes #1161

TribeMedia/synapse,TribeMedia/synapse,matrix-org/synapse,matrix-org/synapse,matrix-org/synapse,TribeMedia/synapse,matrix-org/synapse,matrix-org/synapse,TribeMedia/synapse,matrix-org/synapse,TribeMedia/synapse