[improve][cli] PIP-343: Use picocli instead of jcommander in pulsar-function

[nodece]

PIP: #22181

Motivation

Improve CLI user experience.

Modifications

• Use picocli instead of jcommander in pulsar-function

Documentation

• doc
• doc-required
• doc-not-needed
• doc-complete

[nodece]

/pulsarbot rerun-failure-checks

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 9.09091% with 20 lines in your changes are missing coverage. Please review.

Project coverage is 73.72%. Comparing base (bbc6224) to head (b39ab2b).
Report is 79 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #22331      +/-   ##
============================================
+ Coverage     73.57%   73.72%   +0.15%     
- Complexity    32624    32802     +178     
============================================
  Files          1877     1886       +9     
  Lines        139502   139415      -87     
  Branches      15299    15282      -17     
============================================
+ Hits         102638   102784     +146     
+ Misses        28908    28678     -230     
+ Partials       7956     7953       -3     

Flag	Coverage Δ
inttests	26.97% <0.00%> (+2.38%)	⬆️
systests	24.48% <0.00%> (+0.15%)	⬆️
unittests	72.98% <9.09%> (+0.13%)	⬆️

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

Files	Coverage Δ
.../java/org/apache/pulsar/functions/LocalRunner.java	50.82% <16.66%> (ø)
.../pulsar/functions/runtime/JavaInstanceStarter.java	0.00% <0.00%> (ø)

... and 136 files with indirect coverage changes