Remove binder links

[andreamari]

This PR removes the unstable/not-working mybinder badge, a few links pointing to it and a bot posting it to each new PR.

Based on discussion and decision taken in #1724.
Fixes #1724.

Related to #1820.

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License

• [ x] I license this contribution under the terms of the GNU GPL, version 3 and grant Unitary Fund the right to provide additional permissions as described in section 7 of the GNU GPL, version 3.

[github-actions]

👈 Launch a binder notebook on branch unitaryfund/mitiq/remove-binder-badge

[codecov]

Codecov Report

Merging #1970 (c8e2d99) into master (ce61b82) will increase coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1970      +/-   ##
==========================================
+ Coverage   98.27%   98.30%   +0.02%     
==========================================
  Files          86       86              
  Lines        4068     4068              
==========================================
+ Hits         3998     3999       +1     
+ Misses         70       69       -1     

see 1 file with indirect coverage changes

[Misty-W]

thanks @andreamari, LGTM!