fix TypeParameterUnusedInFormals

[x22x22]

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.

Declaring a type parameter that is only used in the return type is a misuse of generics: operations on the type parameter are unchecked, it hides unsafe casts at invocations of the method, and it interacts badly with method overload resolution.

this is false positive

• How to fix?

@SuppressWarnings("TypeParameterUnusedInFormals")

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New feature or improvement

• Describe the details and related test reports.

[codecov]

Codecov Report

Merging #5613 into master will decrease coverage by 11.71%.
The diff coverage is n/a.

@@              Coverage Diff              @@
##             master    #5613       +/-   ##
=============================================
- Coverage     48.79%   37.08%   -11.72%     
+ Complexity     3161     2359      -802     
=============================================
  Files           899      900        +1     
  Lines         22108    22089       -19     
  Branches       2117     2117               
=============================================
- Hits          10788     8192     -2596     
- Misses        10437    13276     +2839     
+ Partials        883      621      -262     

Impacted Files	Coverage Δ	Complexity Δ
...ywalking/apm/agent/core/logging/core/LogLevel.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-1.00%)
...ywalking/apm/agent/core/plugin/EnhanceContext.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-5.00%)
...ywalking/apm/agent/core/profile/ProfileStatus.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-1.00%)
...walking/apm/agent/core/context/SW8CarrierItem.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-2.00%)
...walking/apm/agent/core/jvm/cpu/SunCpuAccessor.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-2.00%)
...walking/apm/agent/core/logging/core/LogOutput.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-1.00%)
...walking/apm/agent/core/plugin/match/NameMatch.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-3.00%)
...alking/apm/agent/core/context/CarrierItemHead.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-1.00%)
...alking/apm/agent/core/jvm/gc/ParallelGCModule.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-3.00%)
...ng/oap/server/core/analysis/config/NoneStream.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-1.00%)
... and 179 more

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