Update trVAE 1.1.2

[mumichae]

• update code
• add test
• test in scib-pipeline

[codecov]

Codecov Report

Merging #344 (9adb02d) into main (612ff18) will decrease coverage by 2.92%.
The diff coverage is 20.58%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #344      +/-   ##
==========================================
- Coverage   55.09%   52.16%   -2.93%     
==========================================
  Files          38       38              
  Lines        2040     2051      +11     
==========================================
- Hits         1124     1070      -54     
- Misses        916      981      +65     

Flag	Coverage Δ
unittest	52.16% <20.58%> (-2.93%)	⬇️

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Impacted Files	Coverage Δ
scib/integration.py	11.87% <0.00%> (-20.85%)	⬇️
tests/integration/test_scanorama.py	26.31% <0.00%> (-73.69%)	⬇️
tests/integration/test_trvae.py	30.00% <30.00%> (ø)
tests/integration/test_scvi-tools.py	33.33% <33.33%> (ø)
scib/utils.py	59.09% <0.00%> (-9.10%)	⬇️