fix(core-json-rpc): return the encoded WIF for BIP38 wallets instead of the encrypted WIF

[faustbrian]

Proposed changes

Resolves #1644 and also changes how BIP38 wallets are accessed.

Types of changes

• Bugfix (non-breaking change which fixes an issue)

Checklist

• I have read the CONTRIBUTING documentation
• [x Lint and unit tests pass locally with my changes

[codecov-io]

Codecov Report

Merging #1653 into develop will increase coverage by 2.68%.
The diff coverage is 100%.

@@             Coverage Diff             @@
##           develop    #1653      +/-   ##
===========================================
+ Coverage    72.29%   74.98%   +2.68%     
===========================================
  Files          483      444      -39     
  Lines         8778     7958     -820     
  Branches      1155     1047     -108     
===========================================
- Hits          6346     5967     -379     
+ Misses        2155     1768     -387     
+ Partials       277      223      -54

Impacted Files	Coverage Δ
...ages/core-json-rpc/lib/server/utils/decrypt-wif.js	100% <100%> (ø)
...son-rpc/lib/server/methods/wallets/bip38/create.js	93.75% <100%> (+0.89%)	⬆️
.../core-json-rpc/lib/server/methods/blocks/latest.js	100% <100%> (ø)	⬆️
...kages/core-json-rpc/lib/server/utils/bip38-keys.js	90.9% <100%> (-1.4%)	⬇️
...-json-rpc/lib/server/methods/wallets/bip38/show.js	100% <100%> (ø)	⬆️
packages/core-container/lib/index.js
packages/core-tester-cli/lib/utils/logger.js
packages/core-transaction-pool-mem/lib/index.js
packages/core-tester-cli/lib/config/index.js
...s/core-tester-cli/lib/commands/second-signature.js
... and 36 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 8aff430...adc554f. Read the comment docs.