Also update username when credentials are updated

[diogomatsubara]

During an upsert of server credentials, if the username changed, it needs to be updated as well.

[codecov]

Codecov Report

Merging #225 (479c6e2) into main (94b3a8b) will increase coverage by 0.02%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #225      +/-   ##
==========================================
+ Coverage   71.69%   71.72%   +0.02%     
==========================================
  Files          36       36              
  Lines        3466     3469       +3     
==========================================
+ Hits         2485     2488       +3     
  Misses        734      734              
  Partials      247      247              

Flag	Coverage Δ
unittests	71.72% <100.00%> (+0.02%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
pkg/api/v1/router_server_secrets.go	71.77% <100.00%> (+0.69%)	⬆️

[joelrebel]

@diogomatsubara nice find! It would be worth updating the test

hollow-serverservice/pkg/api/v1/router_server_secrets_test.go

Line 60 in b54b482

t.Run("updates when secret already exist", func(t *testing.T) {

[diogomatsubara]

Thanks for the review @joelrebel, updated the test as well.

[joelrebel]

👍