[Spotify] new link type support

[fr33mang]

support for new link type https://spotify.link/a9uvoB7YQyb

fix for #44

[codecov[bot]]

Codecov Report

Merging #45 (3e98595) into master (80318ce) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #45   +/-   ##
=======================================
  Coverage   97.17%   97.17%           
=======================================
  Files           4        4           
  Lines         495      495           
  Branches       65       65           
=======================================
  Hits          481      481           
  Misses          8        8           
  Partials        6        6           

Impacted Files	Coverage Δ
tg_odesli_bot/platforms.py	100.00% <ø> (ø)

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[fr33mang]

I can't test API response because I don't have API keys. It'd better to test changes properly before it'll be released