[MacPorts] Batch modify: #57538, #57611, #57732, #58729, #61129, ...

[MacPorts]

Batch modification to #57538, #57611, #57732, #58729, #61129, #61160, #61691, #62641, #62792, #65913, #66749, #67758, #68007, #69571, #69890, #70351, #70702, #70824, #71129, #71265, #71324, #71399, #71842, #72272, #69688, #69867, #69878, #71940, #71941, #71943 by mascguy:
component to legacy-support

Comment:
Recategorize existing legacy-support lib tickets, to use new component definition.

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Tickets URL: <https://trac.macports.org/query?id=57538%2C57611%2C57732%2C58729%2C61129%2C61160%2C61691%2C62641%2C62792%2C65913%2C66749%2C67758%2C68007%2C69571%2C69890%2C70351%2C70702%2C70824%2C71129%2C71265%2C71324%2C71399%2C71842%2C72272%2C69688%2C69867%2C69878%2C71940%2C71941%2C71943>
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