remove minor version test tasks

[harvies]

Please answer these questions before submitting a pull request

• Why submit this pull request?

• Bug fix

• New feature provided

• Improve performance

• Related issues

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Bug fix

• Bug description.

• How to fix?

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New feature or improvement

• Describe the details and related test reports.

[wu-sheng]

Great, we should reduce the cost of resources a lot.

[codecov]

Codecov Report

Merging #5544 into master will increase coverage by 0.57%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master    #5544      +/-   ##
============================================
+ Coverage     51.85%   52.43%   +0.57%     
- Complexity     3327     3364      +37     
============================================
  Files          1603     1603              
  Lines         34102    34102              
  Branches       3719     3719              
============================================
+ Hits          17684    17881     +197     
+ Misses        15559    15359     -200     
- Partials        859      862       +3     

Impacted Files	Coverage Δ	Complexity Δ
...r/cluster/plugin/standalone/StandaloneManager.java	77.77% <0.00%> (-22.23%)	3.00% <0.00%> (-1.00%)
.../server/storage/plugin/jdbc/h2/dao/H2BatchDAO.java	60.97% <0.00%> (-9.76%)	5.00% <0.00%> (ø%)
...rg/apache/skywalking/apm/agent/core/os/OSUtil.java	67.79% <0.00%> (-1.70%)	10.00% <0.00%> (-2.00%)
...ng/oap/server/core/alarm/provider/RunningRule.java	56.95% <0.00%> (-0.45%)	11.00% <0.00%> (ø%)
...r/storage/plugin/influxdb/query/MetadataQuery.java	59.23% <0.00%> (+1.53%)	11.00% <0.00%> (+1.00%)
...p/server/storage/plugin/influxdb/InfluxClient.java	61.53% <0.00%> (+1.92%)	14.00% <0.00%> (+1.00%)
...e/parser/listener/MultiScopesAnalysisListener.java	70.55% <0.00%> (+2.22%)	24.00% <0.00%> (ø%)
...csearch/query/ProfileThreadSnapshotQueryEsDAO.java	94.18% <0.00%> (+2.32%)	11.00% <0.00%> (+2.00%)
...rary/client/elasticsearch/ElasticSearchClient.java	56.35% <0.00%> (+3.81%)	27.00% <0.00%> (+3.00%)
...erver/library/server/grpc/CustomThreadFactory.java	76.92% <0.00%> (+7.69%)	3.00% <0.00%> (+1.00%)
... and 11 more

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