[MacPorts] #46169: cmake @3.0.2 Adding documentation variant

[MacPorts]

#46169: cmake @3.0.2 Adding documentation variant
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 Reporter:  jonathanrmadsen@…  |      Owner:  macports-tickets@…
     Type:  enhancement        |     Status:  new
 Priority:  Normal             |  Milestone:
Component:  ports              |    Version:  2.3.3
 Keywords:  documentation      |       Port:  cmake
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 {{{
 Added doc variant. Requires py-sphinx. Set building doc to default
 }}}

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Ticket URL: <https://trac.macports.org/ticket/46169>
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