fix: 🐛 deprecated streamlit version in demo app

[charlesmindee]

This PR updates the min. Streamlit version to 1.0.0 (major released in october), older versions are deprecated with the use of columns.

Any feedback is welcome!

[fg-mindee]

Sounds good to me!

[codecov]

Codecov Report

Merging #611 (8379e62) into main (a792a82) will increase coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main     #611      +/-   ##
==========================================
+ Coverage   96.03%   96.06%   +0.02%     
==========================================
  Files         110      110              
  Lines        4265     4265              
==========================================
+ Hits         4096     4097       +1     
+ Misses        169      168       -1     

Flag	Coverage Δ
unittests	96.06% <ø> (+0.02%)	⬆️

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Impacted Files	Coverage Δ
...dels/detection/differentiable_binarization/base.py	91.82% <0.00%> (+0.62%)	⬆️

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