reset deactivation notification timestamp on user activity

[xcoulon]

done when "touching" the user's "last active" field

fixes #ODC217

[codecov[bot]]

Codecov Report

Merging #807 into master will not change coverage. The diff coverage is 100%.

@@           Coverage Diff           @@
##           master     #807   +/-   ##
=======================================
  Coverage   78.45%   78.45%           
=======================================
  Files          94       94           
  Lines        8936     8936           
=======================================
  Hits         7011     7011           
  Misses       1405     1405           
  Partials      520      520

Impacted Files	Coverage Δ
authentication/account/repository/identity.go	76.86% <100%> (ø)	:arrow_up:

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[xcoulon]

thanks @alexeykazakov 🙌