Fix lint errors

[ethantkoenig]

make lint is failing in CI. See https://drone.gitea.io/go-gitea/gitea/693/5, for example.

[codecov-io]

Codecov Report

Merging #2547 into master will increase coverage by 0.02%.
The diff coverage is 40%.

@@            Coverage Diff             @@
##           master    #2547      +/-   ##
==========================================
+ Coverage   26.96%   26.98%   +0.02%     
==========================================
  Files          84       84              
  Lines       16906    16892      -14     
==========================================
  Hits         4559     4559              
+ Misses      11672    11660      -12     
+ Partials      675      673       -2

Impacted Files	Coverage Δ
models/gpg_key.go	30.18% <0%> (+0.28%)	⬆️
models/login_source.go	0% <0%> (ø)	⬆️
models/issue.go	25.02% <0%> (+0.07%)	⬆️
models/org.go	69.8% <100%> (+0.44%)	⬆️
models/ssh_key.go	10.39% <100%> (+0.05%)	⬆️

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[lunny]

LGTM

[lunny]

make L-G-T-M work

[jonasfranz]

Could you add a backport to v1.2 too, since the CI test is failong too?

[lafriks]

LGTM

[jonasfranz]

@ethantkoenig Could you add a backport to v1.2 too, since the CI test is failong too?