Update pipelines of community and add code samples

[Yam0214]

PR types

Others

PR changes

Docs

Description

1. update StableDiffusionWalkPipeline and add code sample

[paddle-bot]

Thanks for your contribution!

[codecov]

Codecov Report

Merging #4947 (1a1e519) into develop (82bd9b1) will increase coverage by 1.23%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           develop    #4947      +/-   ##
===========================================
+ Coverage    46.35%   47.58%   +1.23%     
===========================================
  Files          448      453       +5     
  Lines        64646    65378     +732     
===========================================
+ Hits         29965    31109    +1144     
+ Misses       34681    34269     -412     

Impacted Files	Coverage Δ
paddlenlp/taskflow/pos_tagging.py	13.88% <0.00%> (-14.38%)	⬇️
paddlenlp/taskflow/poetry_generation.py	83.33% <0.00%> (-10.00%)	⬇️
paddlenlp/taskflow/question_answering.py	83.33% <0.00%> (-9.53%)	⬇️
paddlenlp/taskflow/text_generation.py	18.07% <0.00%> (-8.74%)	⬇️
paddlenlp/taskflow/word_segmentation.py	25.67% <0.00%> (-6.47%)	⬇️
paddlenlp/taskflow/text_correction.py	15.49% <0.00%> (-5.56%)	⬇️
paddlenlp/taskflow/lexical_analysis.py	14.92% <0.00%> (-5.08%)	⬇️
paddlenlp/trainer/integrations.py	68.22% <0.00%> (-4.42%)	⬇️
...addlenlp/taskflow/models/lexical_analysis_model.py	25.00% <0.00%> (-4.42%)	⬇️
paddlenlp/transformers/chineseclip/modeling.py	82.94% <0.00%> (-2.54%)	⬇️
... and 29 more

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[JunnYu]

LGTM