fix(designer): fix corrupt redux state causing errors

[jamaljsr]

Description

Fixes an issue where global state data from one network is leftover and used by another network. This causes some errors to be thrown when refreshing the network from all nodes.

Screenshots

[codecov-io]

Codecov Report

Merging #305 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master   #305   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files          95     95           
  Lines        2127   2144   +17     
  Branches      348    350    +2     
=====================================
+ Hits         2127   2144   +17

Impacted Files	Coverage Δ
src/store/models/bitcoind.ts	100% <100%> (ø)	⬆️
src/components/home/NetworkCard.tsx	100% <100%> (ø)	⬆️
src/components/network/NetworkView.tsx	100% <100%> (ø)	⬆️
src/store/models/lightning.ts	100% <100%> (ø)	⬆️

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