github: Add Check go mod tidy step to ci-lint workflow

[tjanez]

No description provided.

[codecov]

Codecov Report

Merging #2717 into master will decrease coverage by 0.1%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #2717      +/-   ##
==========================================
- Coverage    63.1%   62.99%   -0.11%     
==========================================
  Files         378      378              
  Lines       35532    35515      -17     
==========================================
- Hits        22421    22372      -49     
- Misses      10294    10313      +19     
- Partials     2817     2830      +13

Impacted Files	Coverage Δ
go/worker/common/host/interface.go	38.46% <0%> (-15.39%)	⬇️
go/consensus/tendermint/api/api.go	73.58% <0%> (-15.1%)	⬇️
go/runtime/committee/committee.go	74.02% <0%> (-10.39%)	⬇️
go/oasis-node/cmd/debug/storage/storage.go	45.08% <0%> (-3.47%)	⬇️
go/runtime/committee/nodes.go	80.64% <0%> (-2.16%)	⬇️
go/worker/common/committee/group.go	79.01% <0%> (-1.97%)	⬇️
go/worker/storage/committee/checkpointer.go	66.37% <0%> (-1.77%)	⬇️
go/storage/client/client.go	75.63% <0%> (-1.69%)	⬇️
...o/consensus/tendermint/apps/scheduler/scheduler.go	71.7% <0%> (-1.38%)	⬇️
go/common/grpc/grpc.go	77.59% <0%> (-1.25%)	⬇️
... and 10 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update db3caef...9134697. Read the comment docs.