[Enhancement] Adopt BaseModule for some models

[LeoXing1996]

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Motivation

Adopt BaseModule for some models

Modification

Model list:

• BigGAN
• CycleGAN
• DCGAN
• DIC
• ESRGAN
• FLAVR
• GCA
• GGAN
• Pix2Pix
• SinGAN
• PE-SinGAN
• SAGAN
• TOF
• WGAN-GP

Who can help? @ them here!

BC-breaking (Optional)

Does the modification introduce changes that break the backward-compatibility of the downstream repositories?
If so, please describe how it breaks the compatibility and how the downstream projects should modify their code to keep compatibility with this PR.

Use cases (Optional)

If this PR introduces a new feature, it is better to list some use cases here, and update the documentation.

Checklist

Before PR:

• I have read and followed the workflow indicated in the CONTRIBUTING.md to create this PR.
• Pre-commit or linting tools indicated in CONTRIBUTING.md are used to fix the potential lint issues.
• Bug fixes are covered by unit tests, the case that causes the bug should be added in the unit tests.
• New functionalities are covered by complete unit tests. If not, please add more unit test to ensure the correctness.
• The documentation has been modified accordingly, including docstring or example tutorials.

After PR:

• If the modification has potential influence on downstream or other related projects, this PR should be tested with some of those projects.
• CLA has been signed and all committers have signed the CLA in this PR.

[plyfager]

I'm wondering whether init_cfg is the same with the one in MMEngine. Since Configs havn't be modified yet.

[codecov]

Codecov Report

Patch coverage: 57.71% and project coverage change: -0.07% ⚠️

Comparison is base (05fa17e) 82.31% compared to head (f2c07b5) 82.24%.

❗ Current head f2c07b5 differs from pull request most recent head 30f3417. Consider uploading reports for the commit 30f3417 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1543      +/-   ##
==========================================
- Coverage   82.31%   82.24%   -0.07%     
==========================================
  Files         416      416              
  Lines       27966    27955      -11     
  Branches     4375     4372       -3     
==========================================
- Hits        23020    22992      -28     
- Misses       3997     4025      +28     
+ Partials      949      938      -11     

Flag	Coverage Δ
unittests	82.24% <57.71%> (-0.07%)	⬇️

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

Files Changed	Coverage Δ
mmagic/models/editors/esrgan/rrdb_net.py	94.20% <ø> (ø)
...magic/models/base_models/base_translation_model.py	72.61% <10.52%> (-18.94%)	⬇️
mmagic/models/editors/dcgan/dcgan_discriminator.py	69.76% <23.52%> (-23.42%)	⬇️
mmagic/models/editors/dcgan/dcgan_generator.py	82.45% <28.57%> (-12.63%)	⬇️
mmagic/models/archs/patch_disc.py	86.84% <44.44%> (-0.66%)	⬇️
...agic/models/editors/cyclegan/cyclegan_generator.py	86.84% <44.44%> (-0.66%)	⬇️
mmagic/models/editors/pix2pix/pix2pix_generator.py	81.48% <44.44%> (-8.52%)	⬇️
...agic/models/editors/biggan/biggan_discriminator.py	88.31% <77.27%> (+11.30%)	⬆️
mmagic/models/editors/biggan/biggan_generator.py	89.05% <86.36%> (+5.37%)	⬆️
mmagic/models/editors/dic/dic_net.py	98.75% <100.00%> (ø)
... and 12 more

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[zengyh1900]

remove tests/data/disco_result.png

[zengyh1900]

lgtm