Remove basic channel management from MVP feature list

Dependencies

• [2] NL47PGQC Update README
• [3] NCBEWRYE Initialize Repository
• [4] SDZNGGDN Update README to add changelog and channel views as features
• [5] BOS2K4SQ Add signing changes feature to README

Change contents

• edit in README.md at line 59
  [2.2179]→[2.2179:2206](∅→∅)
  − - Basic channel management