Adiciona fetch_composicao_comissoes_senado

[jairNeto]

Conserta a issue #.

Mudanças propostas nesse PR:

[thayannevls]

Deu erro 404 no notebook, roda dnv a pipeline que acho que vai

[codecov]

Codecov Report

Merging #107 into master will decrease coverage by 0.35%.
The diff coverage is 82.6%.

@@            Coverage Diff             @@
##           master     #107      +/-   ##
==========================================
- Coverage   87.59%   87.24%   -0.36%     
==========================================
  Files          14       15       +1     
  Lines         911      980      +69     
==========================================
+ Hits          798      855      +57     
- Misses        113      125      +12

Impacted Files	Coverage Δ
R/comissoes.R	82.6% <82.6%> (ø)

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[codecov]

Codecov Report

Merging #107 into master will decrease coverage by 0.35%.
The diff coverage is 82.6%.

@@            Coverage Diff             @@
##           master     #107      +/-   ##
==========================================
- Coverage   87.59%   87.24%   -0.36%     
==========================================
  Files          14       15       +1     
  Lines         911      980      +69     
==========================================
+ Hits          798      855      +57     
- Misses        113      125      +12

Impacted Files	Coverage Δ
R/comissoes.R	82.6% <82.6%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update d45e251...99c12f3. Read the comment docs.