[improve][build] Bump version to 3.3.0-SNAPSHOT

[lhotari]

Motivation

branch-3.2 has been split from master branch and now master branch development is for 3.3.0-SNAPSHOT.

Modifications

• set project version to 3.3.0-SNAPSHOT

Documentation

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

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (8ff32db) 73.63% compared to head (214c0b8) 73.56%.

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #21818      +/-   ##
============================================
- Coverage     73.63%   73.56%   -0.08%     
+ Complexity    32288    32272      -16     
============================================
  Files          1858     1858              
  Lines        138098   138098              
  Branches      15135    15135              
============================================
- Hits         101688   101591      -97     
- Misses        28552    28642      +90     
- Partials       7858     7865       +7     

Flag	Coverage Δ
inttests	24.17% <ø> (-0.09%)	⬇️
systests	23.68% <ø> (-0.05%)	⬇️
unittests	72.86% <ø> (-0.04%)	⬇️

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see 62 files with indirect coverage changes