Upgrade Jackson version to 2.11.4

[jotok]

Upgrade Jackson version to 2.11.4 to match OpenSearch core.

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28491

Is your feature request related to a problem? Please provide an existing Issue # , or describe.
The older version of Jackson was flagged in the linked CVE.

Describe the solution you are proposing
Upgrade to a later version not affect by the CVE. The version 2.11.4 is chosen to match OpenSearch core.

Describe alternatives you've considered
We could upgrade to a later version of Jackson, but I think it makes sense to match OpenSearch core to avoid any compatibility bugs. Note that the CVE does not apply to versions 2.11.4 and later.

Check List

• New functionality includes testing.
  • All tests pass
• New functionality has been documented.
  • New functionality has javadoc added
• Commits are signed per the DCO using --signoff

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and signing off your commits, please check here.

[codecov-commenter]

Codecov Report

Merging #13 (deaf4bf) into main (ee24037) will decrease coverage by 0.11%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##               main      #13      +/-   ##
============================================
- Coverage     72.24%   72.12%   -0.12%     
+ Complexity      340      339       -1     
============================================
  Files            43       43              
  Lines          2457     2461       +4     
  Branches        150      150              
============================================
  Hits           1775     1775              
- Misses          577      582       +5     
+ Partials        105      104       -1     

Impacted Files	Coverage Δ	Complexity Δ
...earch/performanceanalyzer/OpenSearchResources.java	97.36% <ø> (ø)	19.00 <0.00> (?)
...performanceanalyzer/PerformanceAnalyzerPlugin.java	76.19% <ø> (ø)	11.00 <0.00> (?)
...alyzer/action/PerformanceAnalyzerActionFilter.java	96.87% <ø> (ø)	6.00 <0.00> (?)
...yzer/action/PerformanceAnalyzerActionListener.java	96.87% <ø> (ø)	10.00 <0.00> (?)
...search/performanceanalyzer/action/RequestType.java	100.00% <ø> (ø)	1.00 <0.00> (?)
...r/collectors/AdmissionControlMetricsCollector.java	7.04% <ø> (ø)	3.00 <0.00> (?)
...alyzer/collectors/CacheConfigMetricsCollector.java	84.31% <ø> (ø)	7.00 <0.00> (?)
...ceanalyzer/collectors/CircuitBreakerCollector.java	94.11% <ø> (ø)	6.00 <0.00> (?)
...ollectors/ClusterApplierServiceStatsCollector.java	78.66% <ø> (ø)	10.00 <0.00> (?)
...anceanalyzer/collectors/ElectionTermCollector.java	76.31% <ø> (ø)	6.00 <0.00> (?)
... and 35 more

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