Add support for JuMP 1.0

[odow]

Needs new patch releases of:

• [x] https://github.com/jump-dev/ComplexOptInterface.jl/pull/15
• [x] https://github.com/jump-dev/PolyJuMP.jl/pull/73

Closes #247

[codecov[bot]]

Codecov Report

Merging #248 (1a60d87) into master (880d353) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #248   +/-   ##
=======================================
  Coverage   78.17%   78.17%           
=======================================
  Files          36       36           
  Lines        1700     1700           
=======================================
  Hits         1329     1329           
  Misses        371      371           

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