Add a seal policy which restricts the lifetime of a segment

[sunby]

issue: #7164
Signed-off-by: sunby bingyi.sun@zilliz.com

[codecov]

Codecov Report

Merging #7172 (66bf6b3) into master (4f7c3e7) will increase coverage by 0.07%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #7172      +/-   ##
==========================================
+ Coverage   42.72%   42.80%   +0.07%     
==========================================
  Files         224      224              
  Lines       26441    26451      +10     
==========================================
+ Hits        11297    11322      +25     
+ Misses      13745    13730      -15     
  Partials     1399     1399              

Impacted Files	Coverage Δ
internal/datacoord/policy.go	50.00% <ø> (ø)
internal/datacoord/segment_allocation_policy.go	71.42% <100.00%> (+9.20%)	⬆️
internal/datacoord/segment_manager.go	59.74% <100.00%> (+0.60%)	⬆️
internal/rootcoord/task.go	78.80% <0.00%> (-0.84%)	⬇️
internal/indexcoord/index_coord.go	64.55% <0.00%> (-0.12%)	⬇️
...ternal/util/rocksmq/server/rocksmq/rocksmq_impl.go	50.78% <0.00%> (ø)
internal/datacoord/server.go	63.32% <0.00%> (+0.11%)	⬆️
internal/datacoord/meta.go	73.48% <0.00%> (+0.44%)	⬆️
internal/msgstream/mq_msgstream.go	71.96% <0.00%> (+0.93%)	⬆️
internal/datacoord/segment_info.go	88.23% <0.00%> (+1.13%)	⬆️
... and 3 more

[congqixia]

/lgtm

[czs007]

/approve

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: congqixia, czs007, sunby

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• internal/datacoord/OWNERS [czs007]

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[congqixia]

/lgtm