[release/v1.6] v1.6.0 docs + fix make doc in MacOS

[rudrakhp]

Also includes a fix to make docs.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 72.27%. Comparing base (d1b87c0) to head (c83c699).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7487      +/-   ##
==========================================
- Coverage   72.34%   72.27%   -0.08%     
==========================================
  Files         231      231              
  Lines       34071    34071              
==========================================
- Hits        24650    24625      -25     
- Misses       7653     7672      +19     
- Partials     1768     1774       +6     

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[arkodg]

Seeing some empty files like site/content/en/v1.6/api/gateway_api/XXtS8XMI, is this intentional

[zirain]

nit

[rudrakhp]

@arkodg no this was not intentional, remnants from before the fix. Removed them.