[add] add api/common/annotations and update api/common/labels

[fewdan]

What problem does this PR solve?

add api/common/annotations and update api/common/labels

What is changed and how does it work?

add api/common/annotations and update api/common/labels

Check List

Tests

• No code

Code changes

• Has Go code change

Side effects

• NO

Related changes

• NO

Does this PR introduce a user-facing change?

NONE

[codecov-commenter]

Codecov Report

Merging #634 into master will decrease coverage by 0.16%.
The diff coverage is 27.58%.

@@            Coverage Diff             @@
##           master     #634      +/-   ##
==========================================
- Coverage   55.78%   55.61%   -0.17%     
==========================================
  Files          68       68              
  Lines        4383     4398      +15     
==========================================
+ Hits         2445     2446       +1     
- Misses       1768     1782      +14     
  Partials      170      170              

Impacted Files	Coverage Δ
controllers/networkchaos/ipset/ipset.go	37.14% <0.00%> (ø)
pkg/store/experiment/experiment.go	32.20% <0.00%> (-6.58%)	⬇️
pkg/utils/chaosdaemon.go	51.21% <0.00%> (ø)
pkg/utils/grpc.go	0.00% <0.00%> (ø)
controllers/twophase/types.go	54.20% <40.00%> (-1.68%)	⬇️
controllers/networkchaos/netem/types.go	47.27% <50.00%> (ø)
controllers/podchaos/containerkill/types.go	64.38% <100.00%> (ø)
controllers/timechaos/types.go	61.44% <100.00%> (ø)

---

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[cwen0]

@fewdan You can run make tidy to fix CI.

[cwen0]

LGTM

[CLAassistant]

All committers have signed the CLA.

[g1eny0ung]

LGTM.