*: unify import path format and rename the store meta functions

[rleungx]

What problem does this PR solve?

Issue Number: Ref #5839.

What is changed and how does it work?

Part of #6418.

Check List

Tests

• Unit test

Release note

None.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• JmPotato
• nolouch

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[codecov]

Codecov Report

Patch coverage: 33.33% and project coverage change: -0.06 ⚠️

Comparison is base (e715cfc) 75.07% compared to head (54e0152) 75.02%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6481      +/-   ##
==========================================
- Coverage   75.07%   75.02%   -0.06%     
==========================================
  Files         410      410              
  Lines       41809    41809              
==========================================
- Hits        31389    31367      -22     
- Misses       7688     7699      +11     
- Partials     2732     2743      +11     

Flag	Coverage Δ
unittests	75.02% <33.33%> (-0.06%)	⬇️

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

Impacted Files	Coverage Δ
pkg/mcs/metastorage/server/grpc_service.go	61.81% <ø> (ø)
pkg/mcs/metastorage/server/manager.go	100.00% <ø> (ø)
pkg/mcs/resourcemanager/server/apis/v1/api.go	81.35% <ø> (ø)
pkg/mcs/resourcemanager/server/config.go	70.51% <ø> (ø)
pkg/mcs/resourcemanager/server/grpc_service.go	64.44% <ø> (ø)
pkg/mcs/resourcemanager/server/install/install.go	100.00% <ø> (ø)
pkg/mcs/resourcemanager/server/manager.go	82.51% <ø> (ø)
pkg/mcs/resourcemanager/server/metrics.go	100.00% <ø> (ø)
pkg/mcs/resourcemanager/server/resource_group.go	70.32% <ø> (ø)
pkg/mcs/resourcemanager/server/server.go	52.99% <ø> (ø)
... and 11 more

... and 23 files with indirect coverage changes

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[nolouch]

/merge

[ti-chi-bot]

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/run-all-tests

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[ti-chi-bot]

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

Commit hash: 54e0152