Validate namespaces.match of AntreaClusterNetworkPolicy rules

[tnqn]

Signed-off-by: Quan Tian qtian@vmware.com

The issue mentioned in #3091 has been encountered by several people, validating the value can avoid misuse of the field.

[codecov-commenter]

Codecov Report

Merging #3109 (5d57674) into main (b87b76c) will decrease coverage by 13.23%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##             main    #3109       +/-   ##
===========================================
- Coverage   60.83%   47.59%   -13.24%     
===========================================
  Files         295      457      +162     
  Lines       24892    41707    +16815     
===========================================
+ Hits        15142    19849     +4707     
- Misses       8095    19792    +11697     
- Partials     1655     2066      +411     

Flag	Coverage Δ
integration-tests	31.37% <ø> (?)
kind-e2e-tests	44.85% <ø> (-2.90%)	⬇️
unit-tests	40.35% <ø> (+<0.01%)	⬆️

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

Impacted Files	Coverage Δ
...g/agent/apiserver/handlers/featuregates/handler.go	0.00% <0.00%> (-82.36%)	⬇️
...kg/apiserver/registry/system/supportbundle/rest.go	19.54% <0.00%> (-55.18%)	⬇️
pkg/support/dump_others.go	0.00% <0.00%> (-51.73%)	⬇️
...ver/registry/controlplane/nodestatssummary/rest.go	50.00% <0.00%> (-50.00%)	⬇️
pkg/support/dump.go	8.33% <0.00%> (-48.34%)	⬇️
...egator/apiserver/handlers/recordmetrics/handler.go	0.00% <0.00%> (-44.45%)	⬇️
...g/agent/apiserver/handlers/addressgroup/handler.go	0.00% <0.00%> (-40.00%)	⬇️
...agent/apiserver/handlers/appliedtogroup/handler.go	0.00% <0.00%> (-40.00%)	⬇️
...gregator/apiserver/handlers/flowrecords/handler.go	0.00% <0.00%> (-40.00%)	⬇️
pkg/apiserver/handlers/loglevel/handler.go	0.00% <0.00%> (-38.47%)	⬇️
... and 200 more

[Dyanngg]

Thanks for the fix

[antoninbas]

/test-all