Implement SimbaV2 layers

[takuseno]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 41.44737% with 89 lines in your changes missing coverage. Please review.

Project coverage is 91.00%. Comparing base (8e38877) to head (ee9f20f).

Files with missing lines	Patch %	Lines
d3rlpy/models/torch/layers.py	36.36%	35 Missing ⚠️
d3rlpy/models/torch/policies.py	34.78%	30 Missing ⚠️
d3rlpy/models/torch/encoders.py	30.43%	16 Missing ⚠️
d3rlpy/models/encoders.py	71.42%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #449      +/-   ##
==========================================
- Coverage   91.85%   91.00%   -0.86%     
==========================================
  Files         124      125       +1     
  Lines        8879     9029     +150     
==========================================
+ Hits         8156     8217      +61     
- Misses        723      812      +89     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.