ports/75885: [maintainer update] sysutils/munin-node 1.0.4 -> 1.0.5

[lupe at lupe-christoph.de (Lupe Christoph)]

Munin 1.0.5 has been superceeded by Munin 1.2.0.

Please close this PR without applying the patch. I will send-pr a patch
for 1.0.4 -> 1.2.0.

Thank you,
Lupoe Christoph
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