CompatHelper: bump compat for "HTTP" to "0.9"

[github-actions]

This pull request changes the compat entry for the HTTP package from 0.8 to 0.8, 0.9.

This keeps the compat entries for earlier versions.

Note: I have not tested your package with this new compat entry. It is your responsibility to make sure that your package tests pass before you merge this pull request.

[codecov]

Codecov Report

Merging #56 (8cfa0e0) into master (60e1487) will increase coverage by 0.32%.
The diff coverage is n/a.

❗ Current head 8cfa0e0 differs from pull request most recent head 82bac75. Consider uploading reports for the commit 82bac75 to get more accurate results

@@            Coverage Diff             @@
##           master      #56      +/-   ##
==========================================
+ Coverage   88.40%   88.73%   +0.32%     
==========================================
  Files          51       51              
  Lines        2587     2458     -129     
==========================================
- Hits         2287     2181     -106     
+ Misses        300      277      -23     

Impacted Files	Coverage Δ
src/MSA/Clusters.jl	93.33% <0.00%> (-6.67%)	⬇️
src/SIFTS/ResidueMapping.jl	71.11% <0.00%> (-6.59%)	⬇️
src/Information/Pseudofrequencies.jl	97.14% <0.00%> (-2.86%)	⬇️
src/PDB/Interaction.jl	92.85% <0.00%> (-2.39%)	⬇️
src/Information/Iterations.jl	96.00% <0.00%> (-2.04%)	⬇️
src/MSA/Alphabet.jl	96.29% <0.00%> (-2.01%)	⬇️
src/MSA/MultipleSequenceAlignment.jl	97.27% <0.00%> (-1.83%)	⬇️
src/MSA/Residues.jl	89.06% <0.00%> (-1.71%)	⬇️
src/SIFTS/XMLParser.jl	91.66% <0.00%> (-1.20%)	⬇️
src/Utils/GeneralUtils.jl	92.72% <0.00%> (-0.72%)	⬇️
... and 23 more

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[coveralls]

Coverage increased (+0.3%) to 88.731% when pulling 8cfa0e0 on compathelper/new_version/2020-11-13-00-41-57-189-1240054980 into 60e1487 on master.