9e3c1b56d7
These LIB_DEPENDS had been added in r78808 (now commit ae9a723b27)
back in 2003 for version 2.4, but neither that nor current version
2.18 show any usage of these libraries. The build logs and package
contents are also identical, with or without them.
$ egrep -ri 'tiff|hermes|png|gif|jpeg' wmweather+-2.4 weather+-2.18
$ _
Suggested by: stage Q/A report