fix(aens): validate minus chars in name as aenode does

[davidyuk]

This PR is supported by the Æternity Foundation

https://github.com/aeternity/protocol/blob/d634e7a3f3110657900759b183d0734e61e5803a/AENS.md#name
https://www.unicode.org/reports/tr46/#Validity_Criteria

https://testnet.aeternity.io/v3/names/-test.chain
https://testnet.aeternity.io/v3/names/test-.chain
https://testnet.aeternity.io/v3/names/te--st.chain

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.00%. Comparing base (4cc6cee) to head (76fafd2).

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1990      +/-   ##
===========================================
+ Coverage    82.80%   83.00%   +0.19%     
===========================================
  Files          106      106              
  Lines         3524     3530       +6     
  Branches       728      731       +3     
===========================================
+ Hits          2918     2930      +12     
+ Misses         305      300       -5     
+ Partials       301      300       -1     

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