cluster: display grafana URL on the top

[Smityz]

I want to show grafana URL in the top, to remind users they can access Grafana directly like Dashborad

[ti-chi-bot]

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• AstroProfundis

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[codecov-commenter]

Codecov Report

Merging #1819 (fe932fc) into master (514d2ae) will decrease coverage by 8.71%.
The diff coverage is 100.00%.

❗ Current head fe932fc differs from pull request most recent head 3aced53. Consider uploading reports for the commit 3aced53 to get more accurate results

@@            Coverage Diff             @@
##           master    #1819      +/-   ##
==========================================
- Coverage   52.90%   44.20%   -8.71%     
==========================================
  Files         303      303              
  Lines       34663    34678      +15     
==========================================
- Hits        18338    15326    -3012     
- Misses      14172    17528    +3356     
+ Partials     2153     1824     -329     

Flag	Coverage Δ
cluster	29.49% <100.00%> (-11.64%)	⬇️
dm	18.88% <0.00%> (-5.85%)	⬇️
playground	12.63% <ø> (ø)
unittest	21.31% <66.67%> (+0.02%)	⬆️

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

Impacted Files	Coverage Δ
pkg/cluster/manager/display.go	37.81% <100.00%> (-9.88%)	⬇️
pkg/cluster/template/config/config.go	0.00% <0.00%> (-100.00%)	⬇️
pkg/cluster/template/scripts/scripts.go	0.00% <0.00%> (-100.00%)	⬇️
components/dm/task/update_dm_meta.go	0.00% <0.00%> (-87.76%)	⬇️
pkg/cluster/template/scripts/tiflash.go	0.00% <0.00%> (-77.94%)	⬇️
pkg/cluster/operation/systemd.go	0.00% <0.00%> (-75.00%)	⬇️
pkg/cluster/template/systemd/tispark.go	0.00% <0.00%> (-65.71%)	⬇️
pkg/cluster/task/limits.go	0.00% <0.00%> (-65.22%)	⬇️
pkg/cluster/template/scripts/tispark.go	0.00% <0.00%> (-63.79%)	⬇️
pkg/cluster/task/sysctl.go	0.00% <0.00%> (-63.64%)	⬇️
... and 97 more

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[AstroProfundis]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 3aced53