Update Macro and Printing with JuMP 1.18

[pulsipher]

This updates to use the new macro API and to remove the hacking printing fixes that were causing tests to fail.

[codecov]

Codecov Report

Attention: 8 lines in your changes are missing coverage. Please review.

Comparison is base (9ab25ae) 99.90% compared to head (07bc162) 99.12%.

❗ Current head 07bc162 differs from pull request most recent head ca2ae98. Consider uploading reports for the commit ca2ae98 to get more accurate results

Files	Patch %	Lines
src/macros.jl	83.33%	6 Missing ⚠️
src/print.jl	77.77%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #110      +/-   ##
==========================================
- Coverage   99.90%   99.12%   -0.79%     
==========================================
  Files          11       11              
  Lines        1078     1023      -55     
==========================================
- Hits         1077     1014      -63     
- Misses          1        9       +8     

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[pulsipher]

@hdavid16 This is ready to review, the code coverage is false positive since it didn't upload the results of the last run.

[hdavid16]

Looks good. Thanks!