V1.27.5.8 release

Closes %9th release

1. New features/functions:
   • Completed Hive Power Management in TUI:
     • Power-down (withdraw vesting) and adequate cancel operation now available in TUI - !306 (merged)
     • Withdraw routes management (set, cancel) now available in TUI - !312 (merged)
     • Delegation management (add, cancel) now available in TUI - !319 (merged)
2. Functional improvements:
   • Bump textual version to the latest one (0.52.1) - significant speedup - !301 (merged)
   • Improved known account visualization - #157 (closed)
3. Bugfixes:
   • Fixed random TUI NoMatches crash - !325 (merged)
   • Fixed error messages displaying twice: #161 (closed)
   • Fixed witness searching in TUI testnet: !301 (merged)
   • Fixed placing multiple AccountWitnessProxy operations of the same content in the cart (unallows) - !328 (merged)
4. Internal
   • Fixed issue with failing CI tests - !318 (merged) and !321 (merged)
   • Added beekeeper flow test - !267 (merged)
   • Added tests for multiple beekeeper instances: !268 (merged)
   • Added tests for CLI savings management - !280 (merged)
   • Bumped developer tools - !322 (merged)