Update registration status after network switch

[vkuznecovas]

Fixes #2268

[codecov-commenter]

Codecov Report

Merging #2274 into master will increase coverage by 0.02%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master    #2274      +/-   ##
==========================================
+ Coverage   47.73%   47.76%   +0.02%     
==========================================
  Files         273      273              
  Lines       12715    12725      +10     
==========================================
+ Hits         6070     6078       +8     
- Misses       6052     6057       +5     
+ Partials      593      590       -3     

Impacted Files	Coverage Δ
identity/registry/registry_contract.go	0.00% <0.00%> (ø)
tequilapi/endpoints/transactor.go	61.17% <0.00%> (-2.36%)	⬇️
session/pingpong/invoice_tracker.go	65.03% <0.00%> (-0.76%)	⬇️
nat/traversal/pinger.go	72.33% <0.00%> (+3.88%)	⬆️
core/policy/oracle.go	91.89% <0.00%> (+5.40%)	⬆️

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