[BUG] fix a bug in mmagic/models/editors/stylegan2/stylegan2_generator.py

[qsun1]

Motivation

misuage of torch.flip

Modification

torch.flip(input, dims)
dims is of list / tuple type, instead of a int;

We change 1 $\rightarrow$ [1].

[CLAassistant]

All committers have signed the CLA.

[LeoXing1996]

@qsun1 Thanks for your contribution. Please sign CLA, then this PR can be merged!

[OpenMMLab-Assistant-004]

Hi @qsun1,

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[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (01417a1) 82.31% compared to head (110fcfe) 82.31%.
Report is 2 commits behind head on main.

❗ Current head 110fcfe differs from pull request most recent head e85f156. Consider uploading reports for the commit e85f156 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1956   +/-   ##
=======================================
  Coverage   82.31%   82.31%           
=======================================
  Files         416      416           
  Lines       27966    27966           
  Branches     4375     4375           
=======================================
  Hits        23020    23020           
  Misses       3997     3997           
  Partials      949      949           

Flag	Coverage Δ
unittests	82.31% <0.00%> (ø)

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

Files Changed	Coverage Δ
...ic/models/editors/stylegan2/stylegan2_generator.py	91.71% <0.00%> (ø)

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[LeoXing1996]

LGTM